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chromium/chromium/src/da170c2267b2201954efe1c8fa5d2d89ab09f7bf/./testing/variations/fieldtrial_testing_config.json
blob: 7f98b45af18242d108f3ce1a6443ea699b8ed690 [file]
{
"AAudioVariableSizedCallbacks": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AAudioVariableSizedCallbacks"
]
}
]
}
],
"AIFuseboxFakeboxEvolution": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AIOmniboxAskPlaceholder",
"ComposeboxPlusButtonBottomSheet",
"PlusButtonInFakebox"
]
}
]
}
],
"AIFuseboxIOSModelPicker_ROW": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ComposeboxAdditionalAdvancedTools",
"ComposeboxDeepSearch",
"ComposeboxServerSideState"
]
}
]
}
],
"AVFoundationCaptureForwardSampleTimestamps": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "Disabled",
"disable_features": [
"AVFoundationCaptureForwardSampleTimestamps"
]
}
]
}
],
"AXRandomizedStressTests": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AXRandomizedStressTests"
]
}
]
}
],
"AXTreeFixing": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AXTreeFixing"
]
}
]
}
],
"AblateSearchProviderWarmupRequests": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AblateSearchProviderWarmup"
]
}
]
}
],
"AccessibilityGoogleTtsAutomaticReconnect": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled_20260825",
"enable_features": [
"AccessibilityGoogleTtsAutomaticReconnect"
]
}
]
}
],
"AccessibilityHandleOccludingViews": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AccessibilityHandleOccludingViews"
]
},
{
"name": "Control",
"disable_features": [
"AccessibilityHandleOccludingViews"
]
}
]
}
],
"AccessibilityManifestV3ChromeVox": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AccessibilityManifestV3ChromeVox"
]
}
]
}
],
"AccessibilityPageZoomV2": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AccessibilityPageZoomV2"
]
}
]
}
],
"AccessibilityPerformanceMeasurementExperiment": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Control2025-07-08",
"disable_features": [
"AccessibilityPerformanceMeasurementExperiment"
]
},
{
"name": "EnabledWithAXModeComplete2025-07-08",
"params": {
"accessibility_performance_group_name": "AXModeComplete"
},
"enable_features": [
"AccessibilityPerformanceMeasurementExperiment"
]
},
{
"name": "EnabledWithWebContentsOnly2025-07-08",
"params": {
"accessibility_performance_group_name": "WebContentsOnly"
},
"enable_features": [
"AccessibilityPerformanceMeasurementExperiment"
]
},
{
"name": "EnabledWithAXModeCompleteNoInlineTextBoxes2025-07-08",
"params": {
"accessibility_performance_group_name": "AXModeCompleteNoInlineTextBoxes"
},
"enable_features": [
"AccessibilityPerformanceMeasurementExperiment"
]
},
{
"name": "EnabledWithRendererSerializationOnly2025-07-08",
"params": {
"accessibility_performance_group_name": "RendererSerializationOnly"
},
"enable_features": [
"AccessibilityPerformanceMeasurementExperiment"
]
}
]
}
],
"AccessibilityRequestScopedContentChangedEvents": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "MaxContentChangedEventsToFire_005",
"params": {
"max_events": "5",
"prevent_window_content_changes_for_nodes_not_likely_in_android": "true"
},
"enable_features": [
"AccessibilityRequestScopedContentChangedEvents"
]
},
{
"name": "MaxContentChangedEventsToFire_x",
"params": {
"max_events": "0",
"prevent_window_content_changes_for_nodes_not_likely_in_android": "true"
},
"enable_features": [
"AccessibilityRequestScopedContentChangedEvents"
]
},
{
"name": "MaxContentChangedEventsToFire_002",
"params": {
"max_events": "2",
"prevent_window_content_changes_for_nodes_not_likely_in_android": "true"
},
"enable_features": [
"AccessibilityRequestScopedContentChangedEvents"
]
},
{
"name": "MaxContentChangedEventsToFire_010",
"params": {
"max_events": "10",
"prevent_window_content_changes_for_nodes_not_likely_in_android": "true"
},
"enable_features": [
"AccessibilityRequestScopedContentChangedEvents"
]
},
{
"name": "MaxContentChangedEventsToFire_030",
"params": {
"max_events": "30",
"prevent_window_content_changes_for_nodes_not_likely_in_android": "true"
},
"enable_features": [
"AccessibilityRequestScopedContentChangedEvents"
]
},
{
"name": "MaxContentChangedEventsToFire_050",
"params": {
"max_events": "50",
"prevent_window_content_changes_for_nodes_not_likely_in_android": "true"
},
"enable_features": [
"AccessibilityRequestScopedContentChangedEvents"
]
},
{
"name": "Control",
"disable_features": [
"AccessibilityRequestScopedContentChangedEvents"
]
}
]
}
],
"AccessibilitySequentialFocus": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AccessibilitySequentialFocus"
]
},
{
"name": "Disabled",
"disable_features": [
"AccessibilitySequentialFocus"
]
}
]
}
],
"AccountPickerDialog": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AccountPickerDialog"
]
}
]
}
],
"ActivitylessSigninAllEntryPointClank": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableActivitylessSigninAllEntryPoint"
]
}
]
}
],
"AddressInfobarDisplayLength": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Sixteen_Seconds",
"params": {
"duration-seconds": "16"
},
"enable_features": [
"AddressInfobarDisplayLength"
]
}
]
}
],
"AddressSorterConnectCache": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AddressSorterConnectCache"
]
}
]
}
],
"AiSubscriptionAvatarRingAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableAiSubscriptionAvatarRing"
]
}
]
}
],
"AiSubscriptionAvatarRingDesktop": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableAiSubscriptionAvatarRing"
]
}
]
}
],
"AiSubscriptionAvatarRingIOS": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AiSubscriptionAvatarRingIOS"
]
}
]
}
],
"Aim3pEntrypoint": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "enabled",
"enable_features": [
"Aim3pEntrypoint"
]
}
]
}
],
"AlignPdfDefaultPrintSettingsWithHTML": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AlignPdfDefaultPrintSettingsWithHTML"
]
}
]
}
],
"AlignWakeUps": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Disabled",
"disable_features": [
"AlignWakeUps"
]
}
]
}
],
"AllowMultipleMediaNotifications": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AllowMultipleMediaNotifications"
]
}
]
}
],
"AndroidAdaptiveAffinityMode": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_LongPageBoost_20260615",
"params": {
"helper_mode": "affinity",
"page_load_boost": "10s",
"scroll_boost": "0.2s",
"user_input_boost": "0.5s"
},
"enable_features": [
"UsePerformanceHelper"
]
}
]
}
],
"AndroidAnimatedImageDragShadow": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AnimatedImageDragShadow"
]
}
]
}
],
"AndroidAppRatingPrompt": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidAppRatingPrompt"
]
}
]
}
],
"AndroidBookmarkHistoryPane": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "EnabledWithHistoryPane",
"enable_features": [
"HistoryPaneAndroid"
]
}
]
}
],
"AndroidDesktopBookmarkImprovements": [
{
"platforms": [
"android"
],
"form_factors": [
"desktop"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidDesktopBookmarkDialog",
"AndroidDesktopBookmarkPopup",
"BookmarksBarContextMenu",
"BookmarksBarNTP"
]
}
]
}
],
"AndroidDesktopGlicContextMenu": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Disabled_50_20260915",
"disable_features": [
"ClankGlicContextMenu"
]
}
]
}
],
"AndroidDesktopUAPlatform": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidDesktopUAPlatform"
]
}
]
}
],
"AndroidDesktopUASpoofAsChromeOS": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidDesktopUASpoofAsChromeOS"
]
}
]
}
],
"AndroidDesktopWebPrefsLargeDisplays": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidDesktopWebPrefsLargeDisplays"
]
}
]
}
],
"AndroidDevToolsFrontend": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidDevToolsFrontend"
]
}
]
}
],
"AndroidDocumentPictureInPictureAPI": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"DocumentPictureInPictureAPI"
]
}
]
}
],
"AndroidDownloadImprovements": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"EnableDownloadSaveAsContextMenu",
"OpenDownloadInFilesAppIfNoHandlerFound",
"OpenDownloadInNewTab",
"OpenDownloadInPreferredApp"
]
}
]
}
],
"AndroidFreLayoutUpdate": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_20260901",
"enable_features": [
"AndroidFreLayoutUpdate"
]
}
]
}
],
"AndroidMediaInsertion": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidMediaInsertion"
]
}
]
}
],
"AndroidNavigationBlurTransitionAnimation": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_FadeOut150",
"params": {
"nav-animation-fade-hold-duration-ms": "350",
"nav-animation-fade-out-duration-ms": "150",
"skip_srp": "false"
},
"enable_features": [
"AndroidNavigationBlurTransitionAnimation"
]
}
]
}
],
"AndroidReaderModeFastFollows": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "EnabledAll",
"enable_features": [
"ReaderModeBlurTransitionAnimation",
"ReaderModeDelayBottomSheetPeek",
"ReaderModeToggleLinks"
]
}
]
}
],
"AndroidResizeLargeNotificationBitmaps": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidResizeLargeNotificationBitmaps"
]
}
]
}
],
"AndroidResourceMemoryOptimization": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidResourceMemoryOptimization"
]
}
]
}
],
"AndroidSpareRendererCreation_V3": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "FilterNTPNoMemoryThresholdWithKill",
"params": {
"kill_when_backgrounded": "true",
"lowest-ranking": "true",
"not-perceptible-binding": "false",
"omnibox_spare_renderer_delay_ms": "500",
"only_for_navigation": "true",
"only_warmup_after_web_page_loaded": "true",
"remove-binding-no-timeout": "true",
"spare_renderer_available_memory_threshold_enabled": "false",
"spare_renderer_creation_timing": "after-loading",
"spare_renderer_timeout_seconds": "60"
},
"enable_features": [
"AndroidWarmUpSpareRendererWithTimeout",
"OverrideAndroidOmniboxSpareRendererDelay",
"ResumeNavigationWithSpeculativeRFHProcessGone",
"SpareRendererProcessPriority"
]
}
]
}
],
"AndroidSpellcheckAndGrammarCheck": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidGrammarCheck",
"AndroidSpellcheckFullApiBlink",
"AndroidSpellcheckNativeUi",
"LeftClickToHandleSuggestion",
"SpellCheckChunking"
]
}
]
}
],
"AndroidStartupImprovements": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidStartupImprovements"
]
}
]
}
],
"AndroidSurfaceControlPartialDamage": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidSurfaceControlPartialDamage"
]
}
]
}
],
"AndroidSwipeToSwitchPane": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_20260106",
"enable_features": [
"EnableSwipeToSwitchPane"
]
}
]
}
],
"AndroidSystemFontPrewarming": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidSystemFontPrewarming"
]
}
]
}
],
"AndroidTabDeclutterIPH": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IPH_AndroidTabDeclutter"
],
"disable_features": []
},
{
"name": "Enabled_IPHTrackingOnly",
"params": {
"IPH_AndroidTabDeclutter_availability": "any",
"IPH_AndroidTabDeclutter_event_1": "name:android_tab_declutter_iph_triggered;comparator:<3;window:360;storage:360",
"IPH_AndroidTabDeclutter_event_trigger": "name:android_tab_declutter_iph_triggered;comparator:==0;window:7;storage:7",
"IPH_AndroidTabDeclutter_event_used": "name:android_tab_declutter_button_clicked;comparator:==0;window:360;storage:360",
"IPH_AndroidTabDeclutter_session_rate": "==0"
},
"enable_features": [
"IPH_AndroidTabDeclutter"
],
"disable_features": []
}
]
}
],
"AndroidTabUiRefactor": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidTabUiRefactor"
]
}
]
}
],
"AndroidThreadPriority": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "RaiseDisplayCriticalThreadPriorityV2",
"params": {
"interactive": "-8",
"obey_soc_restrictions": "false",
"presentation": "-8"
},
"enable_features": [
"AndroidThreadPriority"
]
}
]
}
],
"AndroidTipsNotificationsV2": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_V2_EcosystemLockIn",
"params": {
"ecosystem_lock_in": "true"
},
"enable_features": [
"AndroidTipsNotificationsV2"
]
},
{
"name": "Enabled_V2_UtilityAndOrganization",
"params": {
"utility_and_organization": "true"
},
"enable_features": [
"AndroidTipsNotificationsV2"
]
}
]
}
],
"AndroidUseCorrectDisplayWorkArea": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidUseCorrectDisplayWorkArea"
]
}
]
}
],
"AndroidUseDisplayTopology": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidUseDisplayTopology"
]
}
]
}
],
"AndroidVerticalTabs": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidVerticalTabs",
"IPH_AndroidVerticalTabsPromo"
]
},
{
"name": "EnabledWithIPHTrackingOnly",
"params": {
"availability": "any",
"event_trigger": "name:android_vertical_tabs_promo_iph_triggered;comparator:==0;window:7;storage:360",
"event_trigger_1": "name:android_vertical_tabs_promo_iph_triggered;comparator:<3;window:360;storage:360",
"event_used": "name:android_vertical_tabs_promo_used;comparator:==0;window:360;storage:360",
"session_rate": "==0"
},
"enable_features": [
"AndroidVerticalTabs",
"IPH_AndroidVerticalTabsPromo"
]
},
{
"name": "EnabledDefaultVisible",
"params": {
"enable_by_default": "true"
},
"enable_features": [
"AndroidVerticalTabs",
"IPH_AndroidVerticalTabsPromo"
]
}
]
}
],
"AndroidWindowManagementWebApi": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidUseCorrectDisplayWorkArea",
"AndroidUseDisplayTopology",
"AndroidWindowManagementWebApi"
]
}
]
}
],
"AndroidYuvOverlayEvenAlignment": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidYuvOverlayEvenAlignment"
]
}
]
}
],
"AndroidZeroCopyVideoCapture": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AndroidZeroCopyVideoCapture"
]
}
]
}
],
"AnnotatedPageContentExtraction": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Glic",
"params": {
"capture_delay": "5s",
"on_critical_path": "true"
},
"enable_features": [
"AnnotatedPageContentExtraction"
]
},
{
"name": "Actionable",
"params": {
"capture_delay": "5s",
"mode": "actionable",
"on_critical_path": "true"
},
"enable_features": [
"AnnotatedPageContentExtraction"
]
}
]
}
],
"AnnotatedPageContentExtractionOnHideFix": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Disabled",
"disable_features": [
"AnnotatedPageContentExtractionOnHideFix"
]
}
]
}
],
"AnnotatedPageContentNonSalientFilteringHoldback": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Disabled",
"disable_features": [
"AnnotatedPageContentNonSalientFiltering"
]
}
]
}
],
"AnnotatedPageContentPDFTextExtraction": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"MaxPassagesFromPDF": "10",
"max_text_byte_size": "1048576"
},
"enable_features": [
"AnnotatedPageContentPDFTextExtraction",
"PDFEmbeddingsGeneration"
]
}
]
}
],
"AnnotatedPageContentsVirtualStructure": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AnnotatedPageContentsVirtualStructure"
]
}
]
}
],
"AntivirusTelemetryForDownloads": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled_20260826",
"enable_features": [
"AntivirusTelemetryForDownloads"
]
}
]
}
],
"AperitifHelpers": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AperitifHelpers"
]
}
]
}
],
"ApiGlicAccessFromPromotionPage": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ApiGlicAccessFromPromotionPage"
]
}
]
}
],
"AppListLaunchRecorder": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
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"DumpWithoutCrashingForMissingSecurityState": [
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"name": "Enabled_20260121",
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"DynamicProfileCountryV2Desktop": [
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"mac",
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"EdgeToEdgeUseBackupNavbarInsets": [
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],
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}
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"EnableAccountPreviewPreferredAccount": [
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"name": "Enabled",
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"name": "Enabled",
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}
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"EnableAndroidEnterpriseScreenshotProtection": [
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]
}
],
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"name": "Enabled",
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}
]
}
],
"EnableAppBackgroundRefresh": [
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"name": "BackgroundRefreshAndMetricsEnabled_20260907",
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}
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}
],
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}
],
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"name": "EnabledWith32KiBMay2024",
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"name": "EnabledWith16KiBMay2024",
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"name": "EnabledWith8KiBMay2024",
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}
]
}
],
"EnableDiscountOnShoppyPagesDesktop": [
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"mac",
"windows"
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"name": "Enabled",
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}
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"name": "Enabled",
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}
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"EnableDrDc": [
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"mac"
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"name": "EnabledGraphiteContextThreadSafe",
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"GraphiteContextIsThreadSafe"
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{
"name": "EnabledGraphiteContextPerThread",
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}
],
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"linux",
"mac",
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"name": "Enabled",
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}
],
"EnableForceDownloadToOneDrive": [
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"linux",
"mac",
"windows"
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{
"name": "Enabled",
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}
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}
],
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"mac",
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"name": "Enabled",
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"EnableHangWatcherOnGpuProcess": [
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"name": "Enabled",
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"windows"
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"name": "Enabled",
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}
],
"EnableNewUploadSizeLimit": [
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"mac",
"windows"
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{
"name": "Enabled_250MB",
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"enable_features": [
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{
"name": "Enabled_500MB",
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"max_file_size_mb": "500"
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"enable_features": [
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},
{
"name": "Enabled_1GB",
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"max_file_size_mb": "1024"
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"enable_features": [
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},
{
"name": "Enabled_2GB",
"params": {
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"enable_features": [
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}
]
}
],
"EnableOnDeviceWebSpeechSmallExpertModel": [
{
"platforms": [
"linux",
"mac",
"windows"
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"experiments": [
{
"name": "Enabled",
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}
]
}
],
"EnablePDPMetricsUSDesktopIOS": [
{
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"fuchsia",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
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}
]
}
],
"EnablePixAccountLinking": [
{
"platforms": [
"android"
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"experiments": [
{
"name": "Enabled",
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}
]
}
],
"EnableQuicReadMultipleAndUdpGRO": [
{
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"android_webview",
"chromeos",
"linux"
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"experiments": [
{
"name": "EnabledQuicUseReadMultipleAndUdpGro_20260729",
"enable_features": [
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"QuicUseReadMultiple"
]
}
]
}
],
"EnableShoppingListIOSM119": [
{
"platforms": [
"ios"
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"experiments": [
{
"name": "Enabled_20231112",
"enable_features": [
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]
}
]
}
],
"EnableShouldShowPromotion": [
{
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"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
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]
}
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{
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"arm": "3"
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]
}
],
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],
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],
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],
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],
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}
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}
],
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}
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}
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],
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],
"experiments": [
{
"name": "Enabled",
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}
],
"GpuPersistentCache": [
{
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],
"experiments": [
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]
}
],
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{
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"experiments": [
{
"name": "Enabled",
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"preload_count": "50"
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}
]
}
],
"GrCacheLimits": [
{
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"windows"
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{
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]
}
],
"GroupedHistoryAllLocales": [
{
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}
]
}
],
"GwpAsanIOS2025": [
{
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],
"experiments": [
{
"name": "EnabledLowerTotalPages",
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"ProcessSamplingProbability": "0.1",
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},
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]
}
]
}
],
"HandleMdmErrorsForDasherAccounts": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
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}
]
}
],
"HandleMissingWmDestroy": [
{
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"experiments": [
{
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}
],
"HangoutsExtensionV3": [
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}
],
"HappinessTrackingBluetoothAudio": [
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],
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}
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],
"HappinessTrackingSurveysForHistoryEmbeddings": [
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],
"HappinessTrackingSystemBatteryLife": [
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"HappinessTrackingSystemSlowAndLaggyDeepDiveCBX": [
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}
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"experiments": [
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],
"HardenUrlProvisionFetcher": [
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"experiments": [
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"HatsAudio": [
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],
"HatsReadingModeSurvey": [
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"experiments": [
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]
}
]
}
],
"HeapProfilerChurnReporting": [
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"ios",
"linux",
"mac",
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"experiments": [
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}
]
}
],
"HeapProfilerIncludeResidency": [
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"ios",
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],
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}
]
}
],
"HeapVectorPromptlyFree": [
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"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
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}
]
}
],
"HeliosFREExperiment": [
{
"platforms": [
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"experiments": [
{
"name": "VisualRich",
"params": {
"variant": "visual-rich"
},
"enable_features": [
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]
}
]
}
],
"HeliosLive": [
{
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"experiments": [
{
"name": "Enabled",
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]
}
]
}
],
"HeliosPageContextPdf": [
{
"platforms": [
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],
"experiments": [
{
"name": "Enabled",
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]
}
]
}
],
"HeliosWithReaderMode": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
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}
]
}
],
"HeliosZeroStateSuggestionsExpansion": [
{
"platforms": [
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"experiments": [
{
"name": "Enabled",
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]
}
]
}
],
"HideToolbar": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
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]
}
]
}
],
"HistoryDatabaseWriteAheadLogging": [
{
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"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
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]
}
]
}
],
"HistoryEmbeddingsV2Images": [
{
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"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"EnableImagesForResults": "true"
},
"enable_features": [
"HistoryEmbeddings"
]
}
]
}
],
"HistorySyncAlternativeIllustration": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
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]
}
]
}
],
"HomeButtonRemoval": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "KeepOnNtp",
"params": {
"keep_home_button_on_ntp": "true"
},
"enable_features": [
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],
"disable_features": [
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]
},
{
"name": "RemoveEverywhere",
"params": {
"remove_home_button_everywhere": "true"
},
"enable_features": [
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],
"disable_features": [
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]
},
{
"name": "DisablePartnerHomepage",
"params": {
"disable_partner_homepage_android_for_zero_tabs": "true"
},
"enable_features": [
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],
"disable_features": [
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]
}
]
}
],
"HttpCacheInitializeDiskCacheBackendEarly": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"params": {
"check_disk": "true"
},
"enable_features": [
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]
}
]
}
],
"HttpCacheNoVarySearch": [
{
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"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_NVS_HttpCache_And_Omnibox_Prefetch",
"enable_features": [
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"SearchPrefetchWithNoVarySearchDiskCache"
]
}
]
}
],
"HttpCacheZstdCompression": [
{
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"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
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]
}
]
}
],
"HttpsFirstBalancedModeAutoEnableAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
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]
}
]
}
],
"HttpsFirstBalancedModeAutoEnableDesktop": [
{
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"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
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]
}
]
}
],
"HttpsFirstModeV2ForTypicallySecureUsers": [
{
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"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
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]
}
]
}
],
"IDBDatabaseDumpOnHighConnectionCount": [
{
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"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
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}
]
}
],
"IOSAppSwitcherAISummarization": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AppSwitcherAISummarization"
]
}
]
}
],
"IOSAutofillIgnoreTabIndexForFocusability": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
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]
}
]
}
],
"IOSBackendPromoServiceIntegration": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IOSBackendPromoCustomUI",
"IOSBackendPromoServiceIntegration"
]
}
]
}
],
"IOSBestOfAppFRE": [
{
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"ImportExportFlagsTeamfood": [
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],
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"name": "InhibitSQLReleaseCacheMemoryIfNeeded",
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}
],
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"windows"
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],
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"name": "Enabled_30",
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"session_rate": "any",
"session_rate_impact": "IPH_KeyboardAccessoryBarSwiping"
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]
}
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{
"name": "EnableWithPostTask_20240426",
"params": {
"load_timing": "post_task"
},
"enable_features": [
"LCPPDeferUnusedPreload"
]
},
{
"name": "EnableWithLCPTimingPredictor_20240426",
"params": {
"load_timing": "lcp_timing_predictor"
},
"enable_features": [
"LCPPDeferUnusedPreload"
]
}
]
}
],
"LCPPLazyLoadImagePreload": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "EnableWithNativeLazyLoading_20231113",
"params": {
"lcpp_preload_lazy_load_image_type": "native_lazy_loading"
},
"enable_features": [
"LCPPLazyLoadImagePreload"
]
}
]
}
],
"LCPTimingPredictorPrerender2": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"LCPTimingPredictorPrerender2"
]
}
]
}
],
"LazilySetCustomActionCaption": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"LazilySetCustomActionCaption"
]
}
]
}
],
"LazyBlinkTimezoneInit": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"LazyBlinkTimezoneInit"
]
}
]
}
],
"LazyInitializeSpellcheckCharAttribute": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260723",
"enable_features": [
"LazyInitializeSpellcheckCharAttribute"
]
}
]
}
],
"LegacyKeyRepeatSynthesis": [
{
"platforms": [
"windows",
"mac",
"linux",
"chromeos"
],
"experiments": [
{
"name": "Disabled",
"disable_features": [
"LegacyKeyRepeatSynthesis"
]
}
]
}
],
"LensComposeboxIdentityDelegation": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"LensComposeboxIdentityDelegation"
]
}
]
}
],
"LensSidePanelUnification": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"allow-signed-out": "false"
},
"enable_features": [
"ContextualTasksSidePanel",
"LensSidePanelUnification"
]
}
]
}
],
"LibraryPrefetcherOnlyOrderedText": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"LibraryPrefetcherOnlyOrderedText"
]
}
]
}
],
"LiveCaptionExperimentalLanguages": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"available_languages": "en-US,fr-FR,it-IT,de-DE,es-ES,ja-JP,hi-IN,pt-BR,ko-KR,pl-PL,th-TH,tr-TR,id-ID,cmn-Hans-CN,cmn-Hant-TW,vi-VN,ru-RU"
},
"enable_features": [
"LiveCaptionExperimentalLanguages"
]
}
]
}
],
"LoadAllTabsAtStartup": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"LoadAllTabsAtStartup"
]
}
]
}
],
"LocalNetworkAccessChecks": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "EnabledBlocking",
"params": {
"LocalNetworkAccessChecksWarn": "false"
},
"enable_features": [
"LocalNetworkAccessChecks"
]
}
]
}
],
"LogCrWebJavaScriptErrors": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"LogCrWebJavaScriptErrors"
]
}
]
}
],
"LogOnDeviceMetricsOnStartup": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"on_device_startup_metric_delay": "3m"
},
"enable_features": [
"LogOnDeviceMetricsOnStartup"
]
}
]
}
],
"LongScreenshotsNoMemoryCheck": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"LongScreenshotsNoMemoryCheck"
]
}
]
}
],
"MagiChromeBatch1": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "IllustrationAndPromoCardPhoneAndRemoveGuestMode_20260528",
"params": {
"magichrome_fre_exp_branch": "1"
},
"enable_features": [
"MagiChromeSignInExperimentsBatch1"
]
}
]
}
],
"MainNodeAnnotationsRollout": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"MainNodeAnnotations"
]
}
]
}
],
"MakeIdentityManagerSourceOfAccountsAndroidPart1": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"MakeIdentityManagerSourceOfAccounts"
]
}
]
}
],
"MaliciousApkDownloadCheck": [
{
"platforms": [
"android"
],
"experiments": [
{
"//0": "This config is the intended feature to launch.",
"name": "Enabled",
"enable_features": [
"MaliciousApkDownloadCheck"
]
},
{
"//0": "This config is an intermediate experimental state.",
"name": "EnabledTelemetryOnly",
"params": {
"sample_percentage": "1",
"telemetry_only": "true"
},
"enable_features": [
"MaliciousApkDownloadCheck"
]
}
]
}
],
"MapsNativePreviewLinkifiedAddress": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IOSMiniMapLinkifiedAddress"
]
}
]
}
],
"MediaFoundationBatchRead": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled_200",
"params": {
"batch_read_count": "200"
},
"enable_features": [
"MediaFoundationBatchRead"
]
}
]
}
],
"MeetDevicesMojoServices": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Hotlog-Experiment",
"params": {
"CommandLoggerEnabled": "true",
"CommandLoggerFrequencySeconds": "30",
"CrosHealthdProducerFrequencySeconds": "60",
"DiagnosticsLoggerEnabled": "true",
"ProcessLoggerEnabled": "true",
"SystemLoggerEnabled": "false",
"SystemLoggerFrequencySeconds": "30"
},
"enable_features": [
"EncryptedReportingPipeline",
"MeetDevicesCloudLogger",
"MeetDevicesMojoServices"
]
}
]
}
],
"MemoryConsumerForNGShapeCache": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"MemoryConsumerForNGShapeCache"
]
}
]
}
],
"MetrickitDeferRegistration": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"MetrickitDeferRegistration"
]
}
]
}
],
"MetricsLogTrimmingLimitsMobile": [
{
"platforms": [
"android",
"ios"
],
"experiments": [
{
"name": "Enabled_20260901",
"params": {
"log_bytes_trim_threshold": "3145728",
"max_ongoing_log_size_bytes": "1048576"
},
"enable_features": [
"MetricsLogTrimming"
]
}
]
}
],
"MetricsLogTrimmingLimitsWebView": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled_20260901",
"params": {
"log_bytes_trim_threshold": "3145728",
"max_ongoing_log_size_bytes": "1048576"
},
"enable_features": [
"AwMetricsLogTrimming",
"MetricsLogTrimming"
]
}
]
}
],
"MigrateAccountManagerDelegate": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"MigrateAccountManagerDelegate"
]
}
]
}
],
"MigrateAutomaticJsOptimizer": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"min_age_of_initial_visit": "24h",
"min_site_engagement_score": "10"
},
"enable_features": [
"MigrateToBlockV8OptimizerOnUnfamiliarSites"
]
}
]
}
],
"MigrateSyncingUserToSignedInDesktop": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"MigrateSyncingUserToSignedIn"
]
}
]
}
],
"MojoDirectSharedMemoryAllocation": [
{
"platforms": [
"android",
"android_webview",
"mac"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"MojoDirectSharedMemoryAllocation"
]
}
]
}
],
"MultipleSpareRPHs": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled2",
"params": {
"count": "2"
},
"enable_features": [
"KillSpareRenderOnMemoryPressure",
"MultipleSpareRPHs",
"SpareRPHKeepOneAliveOnMemoryPressure",
"SpareRPHUseCriticalMemoryPressure"
]
},
{
"name": "Enabled5",
"params": {
"count": "5"
},
"enable_features": [
"KillSpareRenderOnMemoryPressure",
"MultipleSpareRPHs",
"SpareRPHKeepOneAliveOnMemoryPressure",
"SpareRPHUseCriticalMemoryPressure"
]
}
]
}
],
"NdkVideoEncodeAcceleratorBitrateLayering": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"NdkVideoEncodeAcceleratorBitrateLayering"
]
}
]
}
],
"NdkVideoEncodeAcceleratorNativeSvc": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"NdkVideoEncodeAcceleratorNativeSvc"
]
}
]
}
],
"NetTaskScheduler": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_SpdyDrainFix",
"enable_features": [
"DrainSpdySessionSynchronouslyOnRemoteEndpointDisconnect",
"NetTaskScheduler"
],
"disable_features": [
"NetTaskScheduler2",
"NetTaskSchedulerHostResolver",
"NetworkServicePerPriorityTaskQueues"
]
},
{
"name": "Enabled_All",
"params": {
"http_cache": "true",
"http_cache_transaction": "true"
},
"enable_features": [
"BindURLLoaderFactoryToHighPriorityTaskRunner",
"DrainSpdySessionSynchronouslyOnRemoteEndpointDisconnect",
"NetTaskScheduler",
"NetTaskScheduler2",
"NetTaskSchedulerHostResolver",
"NetworkServicePerPriorityTaskQueues"
]
}
]
}
],
"NetworkQualityEstimatorAsyncNotifyHeadersReceived": [
{
"platforms": [
"android_webview",
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Experiment",
"params": {
"defer_notify_headers_until_next_step": "false"
},
"enable_features": [
"NetworkQualityEstimatorAsyncNotifyHeadersReceived"
]
}
]
}
],
"NetworkServiceIncreasedPriorityWhileLoading": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "WhileLoading",
"enable_features": [
"NetworkServiceIncreasedPriorityWhileLoading"
]
}
]
}
],
"NetworkServiceSandboxWindows": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled_20231025",
"enable_features": [
"NetworkServiceSandbox"
]
}
]
}
],
"NeuralPalmRejectionModelForRedrix": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled_20220622",
"enable_features": [
"EnableNeuralPalmDetectionFilter"
]
}
]
}
],
"NoPauseMediaOnHeadphoneUnplug": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"NoPauseMediaOnHeadphoneUnplug"
]
}
]
}
],
"NoPreReadMainDllStartup": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"NoPreReadMainDllStartup"
]
}
]
}
],
"NoSelectionMenuCaching": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"NoSelectionMenuCaching"
]
}
]
}
],
"NoVarySearchCacheLoadOnSeparateTaskRunner": [
{
"platforms": [
"android_webview",
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"NoVarySearchCacheLoadTaskRunnerPriority": "USER_VISIBLE"
},
"enable_features": [
"NoVarySearchCacheLoadOnSeparateTaskRunner"
]
}
]
}
],
"NonStandardAppearanceValueSliderVertical": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Disabled",
"disable_features": [
"NonStandardAppearanceValueSliderVertical"
]
}
]
}
],
"NoopRuntimeMutableStudy1": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260731",
"enable_features": [
"NoopRuntimeMutable1"
],
"disable_features": [
"NoopRuntimeMutable2"
]
}
]
}
],
"NoopRuntimeMutableStudy2": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260731",
"enable_features": [
"NoopRuntimeMutable3"
],
"disable_features": [
"NoopRuntimeMutable4"
]
}
]
}
],
"NtpAurora": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_LargePadding",
"params": {
"change_button_color": "true",
"padding_style": "3"
},
"enable_features": [
"NtpAurora"
]
},
{
"name": "Enabled",
"enable_features": [
"NtpAurora"
]
},
{
"name": "Enabled_ComposeplateStyling",
"params": {
"change_button_color": "true"
},
"enable_features": [
"NtpAurora"
]
},
{
"name": "Enabled_TightPadding",
"params": {
"change_button_color": "true",
"padding_style": "1"
},
"enable_features": [
"NtpAurora"
]
},
{
"name": "Enabled_MediumPadding",
"params": {
"change_button_color": "true",
"padding_style": "2"
},
"enable_features": [
"NtpAurora"
]
}
]
}
],
"NtpComposeboxDesktop": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"ConfigParam": "CgIIAxI8CAEQARoXCAAQ4MZbGMAMIMAMKCgyB2ltYWdlLyoiGwiAhK9fEhQucGRmLGFwcGxpY2F0aW9uL3BkZigB",
"ShowComposeboxZps": "true",
"ShowContextMenu": "true"
},
"enable_features": [
"ComposeboxUsesChromeComposeClient",
"NtpComposebox"
]
}
]
}
],
"NtpGoogleLogo26": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"form_factors": [
"desktop"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"NtpGoogleLogo26"
]
}
]
}
],
"NtpMicrosoftFilesCard": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_NonInsights",
"params": {
"NtpSharepointModuleDataParam": "non-insights"
},
"enable_features": [
"NtpSharepointModule"
]
},
{
"name": "Enabled_Combination",
"params": {
"NtpSharepointModuleDataParam": "combined"
},
"enable_features": [
"NtpSharepointModule"
]
}
]
}
],
"NtpNextScaledAIMerch": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_DirectNavigation_AddTab",
"params": {
"AddTabUploadDelayOnActionChipClick": "true"
},
"enable_features": [
"NtpNextFeatures",
"NtpScaledActionChips",
"NtpScaledActionChipsSmall"
]
}
]
}
],
"NtpRealboxCyclingPlaceholders": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"form_factors": [
"desktop"
],
"experiments": [
{
"name": "Enabled_20260828",
"enable_features": [
"NtpRealboxCyclingPlaceholders"
]
}
]
}
],
"NtpUICleanup": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "TightPadding",
"params": {
"new-tab-page-ui-cleanup-arm": "1"
},
"enable_features": [
"NewTabPageUICleanup"
]
}
]
}
],
"OAuthMultiloginYoutubeCookiesBinding": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "EnabledLiveLaunch",
"params": {
"OAuthMultiloginYoutubeCookieBindingEnforced": "true"
},
"enable_features": [
"EnableOAuthMultiloginYoutubeCookiesBinding"
]
}
]
}
],
"OcclusionCullingQuadSplitLimit": [
{
"platforms": [
"android",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "quad_split_limit_8",
"params": {
"num_of_splits": "8"
},
"enable_features": [
"DrawQuadSplitLimit"
]
},
{
"name": "quad_split_limit_6",
"params": {
"num_of_splits": "6"
},
"enable_features": [
"DrawQuadSplitLimit"
]
},
{
"name": "quad_split_limit_7",
"params": {
"num_of_splits": "7"
},
"enable_features": [
"DrawQuadSplitLimit"
]
},
{
"name": "quad_split_limit_10",
"params": {
"num_of_splits": "10"
},
"enable_features": [
"DrawQuadSplitLimit"
]
},
{
"name": "quad_split_limit_12",
"params": {
"num_of_splits": "12"
},
"enable_features": [
"DrawQuadSplitLimit"
]
},
{
"name": "quad_split_limit_14",
"params": {
"num_of_splits": "14"
},
"enable_features": [
"DrawQuadSplitLimit"
]
}
]
}
],
"OffloadAcceptCHFrameCheck": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"OffloadAcceptCHFrameCheck"
]
},
{
"name": "EnabledWithRedirect",
"params": {
"AcceptCHOffloadWithRedirect": "true"
},
"enable_features": [
"OffloadAcceptCHFrameCheck"
]
},
{
"name": "EnabledWithRedirectAndSubframe",
"params": {
"AcceptCHOffloadForSubframe": "true",
"AcceptCHOffloadWithRedirect": "true"
},
"enable_features": [
"OffloadAcceptCHFrameCheck"
]
}
]
}
],
"OmahaMinSdkVersionAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"min_sdk_version": "29"
},
"enable_features": [
"OmahaMinSdkVersionAndroid"
]
}
]
}
],
"OmitBlurEventOnElementRemoval": [
{
"platforms": [
"android",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled"
}
]
}
],
"OmniboxAimImageDownscaling": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"OmniboxAimImageDownscaling"
]
}
]
}
],
"OmniboxBundledExperimentV1": [
{
"platforms": [
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "DesktopExperiments",
"enable_features": [
"OmniboxRemoveSuggestionsFromClipboard",
"OmniboxUIExperimentMaxAutocompleteMatches"
],
"disable_features": []
}
]
},
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "IOSExperiments",
"params": {},
"enable_features": []
}
]
}
],
"OmniboxCrossDeviceTabZeroSuggest": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"OmniboxCrossDeviceTabZeroSuggest"
]
}
]
}
],
"OmniboxDefaultTypedNavigationsToHttps": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"OmniboxDefaultTypedNavigationsToHttps"
]
}
]
}
],
"OmniboxDriveTrafficReduction": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"DocumentProviderBackoffDuration": "60m",
"DocumentProviderBackoffOn429": "true",
"DocumentProviderMinQueryLength": "5",
"DocumentProviderScopeBackoffToProfile": "true"
},
"enable_features": [
"OmniboxDocumentProvider"
]
}
]
}
],
"OmniboxFuseboxAsyncInflation": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"OmniboxFuseboxAsyncInflation"
]
}
]
}
],
"OmniboxFuseboxPopupVariations": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"fusebox_popup_carousel_ui": "true",
"fusebox_popup_use_accordion_ui": "true",
"show_bottom_sheet_popup": "true"
},
"enable_features": [
"OmniboxFuseboxPopupVariations"
]
}
]
}
],
"OmniboxLogURLScoringSignals": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"enable_scoring_signals_annotators": "true"
},
"enable_features": [
"LogUrlScoringSignals"
]
}
]
}
],
"OmniboxMlUrlScoringAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"MlUrlScoreCaching",
"MlUrlScoring",
"UrlScoringModel"
]
}
]
}
],
"OmniboxMobileParityUpdate": [
{
"platforms": [
"android",
"ios"
],
"experiments": [
{
"name": "Enabled",
"params": {
"enable_feed_for_google_only": "true"
},
"enable_features": [
"OmniboxMobileParityUpdate"
]
}
]
}
],
"OmniboxMultimodalInput": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"compact_fusebox": "true",
"show_bottom_sheet_popup": "true",
"show_ntp_plus_button": "true",
"use_ask_hint_for_ntp": "true"
},
"enable_features": [
"ComposeboxUsesChromeComposeClient",
"OmniboxMultimodalInput"
]
}
]
}
],
"OmniboxOnDeviceBrainModel": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"OmniboxOnDeviceTailModel"
]
}
]
}
],
"OmniboxPastePromoExperiment": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Arm1",
"params": {
"arm": "1"
},
"enable_features": [
"OmniboxPastePromoExperiment"
]
}
]
}
],
"OmniboxSearchPrefetchOnEnterKeyDown": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"OmniboxSearchPrefetchOnEnterKeyDown"
]
}
]
}
],
"OmniboxSiteSearchAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"OmniboxSiteSearch"
]
}
]
}
],
"OmniboxStarterPackIPH": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"StarterPackIPH"
]
}
]
}
],
"OmniboxUseShortSuggestPathV1": [
{
"platforms": [
"android",
"chromeos",
"fuchsia",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"OmniboxSuggestPathClient": "chrome-omni,chrome,chrome-ntp-action,chrome-cobrowse-compose,chrome-multimodal,chrome-contextual,chrome-android-search-resumption-module,chrome-compose,chrome-mobile-aim"
},
"enable_features": [
"OmniboxUseShortSuggestPathV1"
]
}
]
}
],
"OmniboxWebUIDeferShowUntilVisualStateReady": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260805",
"enable_features": [
"OmniboxWebUIDeferShowUntilVisualStateReady"
]
}
]
}
],
"OmniboxWebUIPopupHideOnCreation": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260917",
"enable_features": [
"OmniboxWebUIPopupHideOnCreation"
]
}
]
}
],
"OmniboxWebUIPopupMarkAsHiddenMacOS": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "Enabled_20260730",
"enable_features": [
"HideDelegatedFrameHostMac"
]
}
]
}
],
"OnDemandSpellcheckInitialization": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AsyncSpellcheckCustomDictionaryInit",
"OnDemandSpellcheckInitialization"
]
}
]
}
],
"OnDeviceCategoryClassifierAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_4GB",
"params": {
"PassageEmbedderMinRequiredRamMb": "4096"
},
"enable_features": [
"OnDeviceCategoryClassifier",
"PassageEmbedder"
]
}
]
}
],
"OnDeviceModelBackgroundDownload": [
{
"platforms": [
"windows",
"mac",
"linux"
],
"experiments": [
{
"name": "Enabled",
"params": {
"allowed_features": "PromptApi,WritingAssistanceApi,Summarize",
"on_device_model_free_space_mb_required_to_background_install": "50000"
},
"enable_features": [
"OnDeviceModelBackgroundDownload"
]
}
]
}
],
"OnTaskStatusCheck": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"params": {
"OnTaskStatusCheckInterval": "60s"
},
"enable_features": [
"OnTaskStatusCheck"
]
}
]
}
],
"OnlyUseWindowResizeHelperOnResize": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"OnlyUseWindowResizeHelperOnResize"
]
}
]
}
],
"OpenEditGroupViewByTappingTitle": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"OpenEditGroupViewByTappingTitle"
]
}
]
}
],
"OpenSystemAccountSettingsDirectly": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"OpenSystemAccountSettingsDirectly"
]
}
]
}
],
"OpenTranslationSettings": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"TranslateOpenSettings"
]
}
]
}
],
"OptGuideBatchSRPTuning": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20240624",
"params": {
"max_urls_for_srp_fetch": "10"
},
"enable_features": [
"OptimizationHintsFetchingSRP"
]
}
]
}
],
"OptGuideURLCacheSize": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20240625",
"params": {
"max_url_keyed_hint_cache_size": "50"
},
"enable_features": [
"OptimizationHints"
]
}
]
}
],
"OptimisticDnsForQuic": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"QuicSlowTimerDelay": "100ms",
"QuicSlowTimerMax": "1500ms",
"QuicSlowTimerMin": "50ms",
"QuicSlowTimerRTTMultiplier": "1.5"
},
"enable_features": [
"AdjustQuicSlowTimerDelay",
"OptimisticDnsForQuic",
"QuicSlowTimerBasedOnRTT"
]
}
]
}
],
"OptimisticDnsForTcp": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260709",
"params": {
"IPv6FallbackMax": "1500ms",
"IPv6FallbackMin": "50ms",
"IPv6FallbackRTTMultiplier": "1.5",
"fallback_time": "100ms",
"use_stale_connectors": "true"
},
"enable_features": [
"AdjustIPv6FallbackTime",
"EnableIntermediateDnsResults",
"IPv6FallbackBasedOnRTT",
"OptimisticDnsForTcp"
]
}
]
}
],
"OptimizationGuideProactivePersonalizedHintsFetching": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260625",
"params": {
"allowed_optimization_types": "SHOPPING_DISCOUNTS"
},
"enable_features": [
"OptimizationGuideProactivePersonalizedHintsFetching"
]
}
]
}
],
"OptimizeAssociateWindowsAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"OptimizeAssociateWindowsAndroid"
]
}
]
}
],
"OptimizeWebRequestProxyForServiceWorkerAutoPreload": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"allow_declarative_net_request": "true"
},
"enable_features": [
"OptimizeWebRequestProxyForServiceWorkerAutoPreload"
]
}
]
}
],
"OrcaEnabled": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled_i18n_p0_p1_langs_from_128_Dogfood",
"params": {
"ime_allowlist": "[\"xkb:es::spa\"]"
},
"enable_features": [
"OrcaDanish",
"OrcaDogfood",
"OrcaDutch",
"OrcaFinnish",
"OrcaItalian",
"OrcaNorwegian",
"OrcaPortugese",
"OrcaSpanish",
"OrcaSwedish"
]
},
{
"name": "Enabled_i18n_p0_langs_pre_128_Dogfood",
"params": {
"ime_allowlist": "[\"xkb:es::spa\"]"
},
"enable_features": [
"OrcaDogfood"
]
},
{
"name": "Pre_I18n_Launch_Disablement",
"disable_features": [
"OrcaFrench",
"OrcaGerman",
"OrcaJapanese"
]
},
{
"name": "Enabled_From_121_Dogfood",
"params": {
"ime_allowlist": "[\"xkb:es::spa\"]"
},
"enable_features": [
"OrcaDogfood",
"OrcaOnWorkspace"
]
},
{
"name": "Enabled_Pre_121_Dogfood",
"enable_features": [
"OrcaDogfood"
]
}
]
}
],
"OutOfProcessPrintDriversPrint": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20230912",
"params": {
"EarlyStart": "false",
"JobPrint": "true",
"Sandbox": "false"
},
"enable_features": [
"EnableOopPrintDrivers"
]
}
]
}
],
"PDFViewerV2Android": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"InlinePdfV2",
"InlinePdfV2Incognito",
"PdfLauncherActivity",
"PdfReuseFragment"
]
}
]
}
],
"PMLoadingPageVoter": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PMLoadingPageVoter"
]
}
]
}
],
"PMProcessPriorityPolicy": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "PMProcessPriorityPolicy",
"params": {
"renderer_high_initial_priority": "true"
},
"enable_features": [
"PMProcessPriorityPolicy"
]
}
]
}
],
"PWAInstallDialogRefresh": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WebAppInstallDialog"
]
}
]
}
],
"PageActionAnchoredMessageEasyDismiss": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PageActionAnchoredMessageEasyDismiss"
]
}
]
}
],
"PageActionsOptimizations": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"AiModePageActionOptimization",
"LensOverlayHomeworkPageActionFocusOptimization"
]
}
]
}
],
"PageActionsPrioritySelector": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PageActionsPrioritySelector"
]
}
]
}
],
"PageContentCacheDesktop": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260826",
"enable_features": [
"PageContentCache"
]
}
]
}
],
"PageInfoAboutThisSite40Langs": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_231129",
"enable_features": [
"PageInfoAboutThisSiteMoreLangs"
]
}
]
}
],
"PageInfoIPH": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"availability": ">=0",
"event_1": "name:permission_request_shown;comparator:>=3;window:90;storage:90",
"event_trigger": "name:page_info_iph_triggered;comparator:==0;window:90;storage:90",
"event_used": "name:page_info_opened;comparator:==0;window:90;storage:90",
"session_rate": "<1"
},
"enable_features": [
"IPH_PageInfo"
],
"disable_features": []
}
]
}
],
"PageZoomIPH": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IPH_PageZoom"
]
},
{
"name": "Enabled_IPHTrackingOnly",
"params": {
"IPH_PageZoom_availability": "any",
"IPH_PageZoom_event_trigger": "name:page_zoom_iph_trigger;comparator:==0;window:1440;storage:1440",
"IPH_PageZoom_event_used": "name:page_zoom_opened;comparator:==0;window:1440;storage:1440",
"IPH_PageZoom_session_rate": "==0"
},
"enable_features": [
"IPH_PageZoom"
]
}
]
}
],
"PaintHoldingOOPIF": [
{
"platforms": [
"android_webview",
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PaintHoldingForIframes"
]
}
]
}
],
"PartitionAllocBackupRefPtr": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"enabled-processes": "all-processes"
},
"enable_features": [
"PartitionAllocBackupRefPtr"
]
}
]
}
],
"PartitionAllocMemoryReclaimer": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Interval_8sec",
"params": {
"interval": "8s",
"mode": "only-when-unprovisioning"
},
"enable_features": [
"PartitionAllocMemoryReclaimer",
"PartitionAllocSortSmallerSlotSpanFreeLists",
"PartitionAllocStraightenLargerSlotSpanFreeLists"
],
"disable_features": [
"PartitionAllocSortActiveSlotSpans"
]
},
{
"name": "SortActiveSlotSpans",
"params": {
"interval": "4s",
"mode": "only-when-unprovisioning"
},
"enable_features": [
"PartitionAllocMemoryReclaimer",
"PartitionAllocSortActiveSlotSpans",
"PartitionAllocSortSmallerSlotSpanFreeLists",
"PartitionAllocStraightenLargerSlotSpanFreeLists"
]
},
{
"name": "DontSortSmallerSlotSpanFreeLists",
"params": {
"interval": "4s",
"mode": "only-when-unprovisioning"
},
"enable_features": [
"PartitionAllocMemoryReclaimer",
"PartitionAllocStraightenLargerSlotSpanFreeLists"
],
"disable_features": [
"PartitionAllocSortActiveSlotSpans",
"PartitionAllocSortSmallerSlotSpanFreeLists"
]
},
{
"name": "AlwaysStraightenLargerSlotSpanFreeLists",
"params": {
"interval": "4s",
"mode": "always"
},
"enable_features": [
"PartitionAllocMemoryReclaimer",
"PartitionAllocSortSmallerSlotSpanFreeLists",
"PartitionAllocStraightenLargerSlotSpanFreeLists"
],
"disable_features": [
"PartitionAllocSortActiveSlotSpans"
]
},
{
"name": "DontStraightenLargerSlotSpanFreeLists_v2",
"params": {
"interval": "4s"
},
"enable_features": [
"PartitionAllocMemoryReclaimer",
"PartitionAllocSortSmallerSlotSpanFreeLists"
],
"disable_features": [
"PartitionAllocSortActiveSlotSpans",
"PartitionAllocStraightenLargerSlotSpanFreeLists"
]
}
]
}
],
"PartitionAllocMemoryTagging": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"enabled-processes": "all-processes",
"memtag-mode": "sync",
"retag-mode": "random"
},
"enable_features": [
"PartitionAllocMemoryTagging"
]
}
]
}
],
"PartitionAllocMiracleObject": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "enabled_unlimited_20260420",
"params": {
"PartitionAllocSchedulerLoopQuarantineConfig": "{\"*\":{\"amsc\":{\"branch-capacity-in-bytes\":524288,\"enable-quarantine\":true,\"enable-zapping\":true,\"leak-on-destruction\":true}},\"browser\":{\"main\":{\"branch-capacity-in-bytes\":2147483647,\"enable-quarantine\":true,\"enable-task-controlled-purge\":true,\"enable-zapping\":true,\"leak-on-destruction\":false,\"pause-in-between-tasks\":true}},\"gpu-process\":{\"*\":{\"branch-capacity-in-bytes\":2147483647,\"enable-quarantine\":true,\"enable-task-controlled-purge\":true,\"enable-zapping\":true,\"leak-on-destruction\":false,\"pause-in-between-tasks\":true}},\"renderer\":{\"main\":{\"branch-capacity-in-bytes\":2147483647,\"enable-quarantine\":true,\"enable-task-controlled-purge\":true,\"enable-zapping\":true,\"leak-on-destruction\":false,\"pause-in-between-tasks\":true}}}",
"enabled-processes": "all-processes"
},
"enable_features": [
"PartitionAllocSchedulerLoopQuarantine",
"PartitionAllocWithAdvancedChecks"
],
"disable_features": [
"PartitionAllocSchedulerLoopQuarantineTaskObserverForBrowserUIThread"
],
"disable_benchmarking": true
}
]
}
],
"PartitionAllocParameterTuning": [
{
"platforms": [
"android_webview",
"chromeos",
"fuchsia",
"linux"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"BlinkUseLargeEmptySlotSpanRingForBufferRoot",
"PartitionAllocAdjustSizeWhenInForeground",
"PartitionAllocLargeEmptySlotSpanRing"
]
}
]
}
],
"PartitionAllocParameterTuningAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_20250305",
"enable_features": [
"BlinkUseLargeEmptySlotSpanRingForBufferRoot",
"PartitionAllocAdjustSizeWhenInForeground",
"PartitionAllocLargeEmptySlotSpanRing"
]
}
]
}
],
"PartitionAllocPermissiveMte": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PartitionAllocPermissiveMte"
]
}
]
}
],
"PartitionAllocTighterAlignedAllocBound": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PartitionAllocTighterAlignedAllocBound"
]
}
]
}
],
"PartitionAllocUnretainedDanglingPtr": [
{
"platforms": [
"android",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"mode": "dump_without_crashing"
},
"enable_features": [
"PartitionAllocUnretainedDanglingPtr"
]
}
]
}
],
"PartitionNetworkStateByNetworkAnonymizationKey": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"//0": "This feature has shipped for Chrome but not for ",
"//1": "Chromium embedders, so the corresponding feature ",
"//2": "flag value is false but we rely on this entry to ",
"//3": "enable the feature for most types of tests",
"name": "EnableFeatureForTests",
"enable_features": [
"PartitionConnectionsByNetworkIsolationKey"
],
"disable_features": []
}
]
}
],
"PassHistogramSharedMemoryOnLaunch": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
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"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PushMessagingDisallowSenderIDs"
]
}
]
}
],
"PushMessagingGcmEndpointWebpushPath": [
{
"platforms": [
"android",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_Dogfood",
"enable_features": [
"PushMessagingGcmEndpointWebpushPath"
]
}
]
}
],
"QuicSocketSendBufferSize": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"QuicSocketSendBufferSizeParam": "1048576"
},
"enable_features": [
"QuicSocketSendBufferSize"
]
}
]
}
],
"ReactivePrefetchAndroidDiscardBody": [
{
"platforms": [
"android"
],
"experiments": [
{
"//0": "This experiment is only enabled on Android,",
"//1": "because only android has the",
"//2": "LoadingPredictorPrefetch feature enabled by",
"//3": "default. On other platforms it would conflict",
"//4": "with the ReactivePrefetchDesktop experiment.",
"name": "Enabled",
"enable_features": [
"LoadingPredictorPrefetchUseReadAndDiscardBody"
]
}
]
}
],
"ReadAloudAppMenuIPH": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "ReadAloudAppMenuIPHEnabled",
"params": {
"availability": "any",
"event_trigger": "name:read_aloud_app_menu_iph_trigger;comparator:==0;window:30;storage:90",
"event_used": "name:read_aloud_app_menu_pressed;comparator:==0;window:30;storage:90",
"session_rate": "any"
},
"enable_features": [
"IPH_ReadAloudAppMenuFeature"
]
}
]
}
],
"ReadAnythingDistillationQualityEvaluation": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ReadAnythingDistillationQualityEvaluation"
]
}
]
}
],
"ReadAnythingIPHRollout": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"availability": "any",
"distillable_urls": "support.google.com,docs.google.com",
"event_trigger": "name:iph_reading_mode_side_panel_trigger;comparator:<=3;window:360;storage:360",
"event_used": "name:reading_mode_side_panel_shown;comparator:==0;window:360;storage:360",
"session_rate": "==0"
},
"enable_features": [
"IPH_ReadingModeSidePanel"
]
}
]
}
],
"ReadAnythingImprovedUi": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ReadAnythingImprovedUi"
]
}
]
}
],
"ReadAnythingLineFocusExperiment": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IPH_ReadingModeLineFocus",
"ReadAnythingLineFocus"
]
},
{
"name": "Enabled_Dogfood",
"enable_features": [
"IPH_ReadingModeLineFocus",
"ReadAnythingLineFocus"
]
},
{
"name": "Disabled",
"disable_features": [
"IPH_ReadingModeLineFocus",
"ReadAnythingLineFocus"
]
}
]
}
],
"ReadAnythingMenuShuffleExperiment": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "EnabledWithSeparation",
"params": {
"read_anything_menu_shuffle_group_name": "MenuShuffleSeparation"
},
"enable_features": [
"ReadAnythingMenuShuffleExperiment"
]
}
]
}
],
"ReadAnythingOmnibox": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IPH_ReadingModePageActionLabel",
"ReadAnythingOmniboxChip"
]
},
{
"name": "Disabled",
"disable_features": [
"IPH_ReadingModePageActionLabel",
"ReadAnythingOmniboxChip"
]
}
]
}
],
"RebindServiceBatchApi": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"RebindServiceBatchApi",
"RebindingChildServiceConnectionController"
]
}
]
}
],
"RecordLockAcquisitionTimeStudy": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260721",
"params": {
"RecordLockAcquisitionTimeAllowedThreads": "CrBrowserMain,CrRendererMain,CrGpuMain,VizCompositor,Compositor,BrowserIO,NetworkService,GPU.ForegroundWorker,GPU.BackgroundWorker,Renderer.ForegroundWorker,Renderer.BackgroundWorker,Browser.ForegroundWorker,Browser.BackgroundWorker"
},
"enable_features": [
"RecordLockAcquisitionTime"
]
}
]
}
],
"RecoverTabsOfLastClosedWindow": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"RecoverTabsOfLastClosedWindow"
]
}
]
}
],
"RedWarningSurvey": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "RedInterstitial_20241212",
"params": {
"RedWarningSurveyDidProceedFilter": "TRUE,FALSE",
"RedWarningSurveyTriggerId": "ZdMdCoDc50ugnJ3q1cK0VwqVnKb6",
"probability": "1.0"
},
"enable_features": [
"RedWarningSurvey"
]
}
]
}
],
"RedWarningSurveyAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "RedInterstitialAndroid_20260817",
"params": {
"RedWarningSurveyAndroidHeedTriggerId": "mEt9WGQW70tK1KeaPYj0PTxM5Wnt",
"RedWarningSurveyAndroidProceedTriggerId": "wfaSygGGJ0tK1KeaPYj0WwvBHcxH",
"probability": "1.0"
},
"enable_features": [
"RedWarningSurveyAndroid"
]
}
]
}
],
"ReduceAcceptLanguage": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ReduceAcceptLanguage"
]
}
]
}
],
"ReduceAcceptLanguageHTTP": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ReduceAcceptLanguageHTTP"
]
}
]
}
],
"ReduceMojoURLLoaderFactoryCloning": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"UseLazyURLLoaderFactoryForServiceWorkerFallback": "true",
"UseLazyURLLoaderFactoryForSubresourceProxying": "true"
},
"enable_features": [
"ReduceMojoURLLoaderFactoryCloning"
]
}
]
}
],
"RelaunchWaitForParentProcess": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"RelaunchWaitForParentProcess"
]
}
]
}
],
"RendererProcessLimitOnAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"count": "42"
},
"enable_features": [
"RendererProcessLimitOnAndroid"
]
}
]
}
],
"ResampleScrollEventsForFling": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ResampleScrollEventsForFling"
]
}
]
}
],
"RestrictPendingInputEventTypeToBlockMainThread": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"RestrictPendingInputEventType"
]
}
]
}
],
"ResumeNavigationWithSpeculativeRFHProcessGone": [
{
"platforms": [
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ReportStuckThrottle",
"ResumeNavigationWithSpeculativeRFHProcessGone"
]
}
]
}
],
"RichInlineAutocompleteIOS": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"params": {
"RichAutocompletionAutocompleteShortcutTextMinChar": "3",
"RichAutocompletionAutocompleteTitlesMinChar": "3",
"RichAutocompletionParam": "TextField"
},
"enable_features": [
"OmniboxRichAutocompletion"
]
}
]
}
],
"RoundedWindows": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "RoundedWindowsEnabled",
"enable_features": [
"FeatureManagementRoundedWindows"
]
}
]
}
],
"SPCLocaleValidation": [
{
"platforms": [
"android",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SPCLocaleValidation"
]
}
]
}
],
"SQLitePersistentCookieStoreEarlyInit": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"check_disk": "true"
},
"enable_features": [
"SQLitePersistentCookieStoreEarlyInit"
]
}
]
}
],
"SafeBrowsingDailyPhishingReportsLimit": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"kMaxReportsPerIntervalESB": "10"
},
"enable_features": [
"SafeBrowsingDailyPhishingReportsLimit"
]
}
]
}
],
"SafeBrowsingExtensionTelemetrySearchHijackingSignal": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"HeuristicCheckIntervalSeconds": "28800",
"HeuristicThreshold": "2"
},
"enable_features": [
"SafeBrowsingExtensionTelemetrySearchHijackingSignal"
]
}
]
}
],
"SafeBrowsingLocalListsUseSBv5": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SafeBrowsingLocalListsUseSBv5"
]
}
]
}
],
"SafeBrowsingWaitForDnsForRealTimeLookup": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SafeBrowsingWaitForDnsForRealTimeLookup"
]
}
]
}
],
"SafetyCheckUnusedSitePermissions": [
{
"platforms": [
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SafetyCheckUnusedSitePermissions"
]
}
]
}
],
"SafetyHubIncreasePasswordCheckFrequencyV2": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows",
"ios"
],
"experiments": [
{
"name": "Enabled",
"params": {
"background-password-check-interval": "2d",
"password-check-mon-weight": "5",
"password-check-sat-weight": "9",
"password-check-sun-weight": "9"
},
"enable_features": [
"SafetyHub"
]
}
]
}
],
"SafetyHubUnusedPermissionRevocationForAllSurfaces": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SafetyHubUnusedPermissionRevocationForAllSurfaces"
]
}
]
}
],
"SandboxedProcessServiceLimitOnAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SandboxedProcessServiceLimitOnAndroid"
]
}
]
}
],
"ScalableFrameEviction": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ScalableFrameEviction"
]
}
]
}
],
"ScheduledRestart": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ScheduledRestart"
]
}
]
}
],
"SchoolToolsBocaPollingInterval": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled_0",
"params": {
"InSessionPollingIntervalInSeconds": "0",
"IndefinitePollingIntervalInSeconds": "0"
},
"enable_features": [
"BocaCustomPolling"
]
},
{
"name": "Enabled_10",
"params": {
"InSessionPollingIntervalInSeconds": "10",
"IndefinitePollingIntervalInSeconds": "10"
},
"enable_features": [
"BocaCustomPolling"
]
},
{
"name": "Enabled_60",
"params": {
"InSessionPollingIntervalInSeconds": "60",
"IndefinitePollingIntervalInSeconds": "60"
},
"enable_features": [
"BocaCustomPolling"
]
},
{
"name": "Enabled_300",
"params": {
"InSessionPollingIntervalInSeconds": "300",
"IndefinitePollingIntervalInSeconds": "300"
},
"enable_features": [
"BocaCustomPolling"
]
}
]
}
],
"ScrollJankHoldback": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Holdback_20260811",
"params": {
"max_resample_time": "20ms"
},
"enable_features": [
"ResamplingScrollEvents"
],
"disable_features": [
"InputOnViz",
"InputVizardSpeculativeTransfer",
"ScrollPredictorRefinedHasPrediction",
"UpdateScrollPredictorInputMapping",
"WaitForLateScrollEvents"
]
}
]
}
],
"ScrollJankV4MetricFastScrollContinuityRequiresSameDirection": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ScrollJankV4MetricFastScrollContinuityRequiresSameDirection"
]
}
]
}
],
"ScrollJankV4MetricReportAndroidAppJankStats": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ScrollJankV4MetricReportAndroidAppJankStats"
]
}
]
}
],
"SeaPenUseExptTemplate": [
{
"platforms": [
"chromeos"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SeaPenUseExptTemplate"
]
}
]
}
],
"SearchEngineExplicitChoiceDialog": [
{
"platforms": [
"windows",
"mac"
],
"experiments": [
{
"name": "Enabled",
"params": {
"unlimited_shows": "false"
},
"enable_features": [
"SearchEngineExplicitChoiceDialog",
"SearchEngineUnconditionalDialog"
]
}
]
}
],
"SearchInCCT": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"omnibox_allowed_package_names": "org.chromium.customtabsclient"
},
"enable_features": [
"SearchInCCT"
]
}
]
}
],
"SearchPromotionIPH": [
{
"platforms": [
"windows"
],
"experiments": [
{
"//0": "Prod-like config: trigger at most once (==0), only if never accepted (used == 0), and session_rate is 0.",
"name": "Enabled_Install",
"params": {
"action": "install",
"availability": "any",
"event_trigger": "name:search_promotion_trigger;comparator:==0;window:360;storage:360",
"event_used": "name:search_promotion_accepted;comparator:==0;window:360;storage:360",
"extension_id": "dakcooigljlhlgibgdfadgphfnoooacj",
"instructions_url": "https://www.google.com/chrome/landing/google-search-extension-edge/",
"session_rate": "==0"
},
"enable_features": [
"IPH_SearchPromotionFeature"
]
}
]
}
],
"SearchSettingsUpdateV2": [
{
"platforms": [
"android",
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SearchSettingsUpdateV2"
]
}
]
}
],
"SegmentationPlatformURLVisitResumptionRanker": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"use_random_score": "true"
},
"enable_features": [
"SegmentationPlatformURLVisitResumptionRanker"
]
}
]
}
],
"SensorsAllowAskBlockPermissionModel": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SensorsAllowAskBlockPermissionModel"
]
}
]
}
],
"ServiceWorkerBackgroundUpdate": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PrewarmServiceWorkerRegistrationForDSE",
"ServiceWorkerBackgroundUpdateForFindRegistrationForClientUrl",
"ServiceWorkerBackgroundUpdateForServiceWorkerScopeCache"
],
"disable_features": [
"ServiceWorkerMergeFindRegistrationForClientUrl"
]
}
]
}
],
"ServiceWorkerDatabaseDoomOnMissingNextId": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260901",
"enable_features": [
"ServiceWorkerDatabaseDoomOnMissingNextId"
]
}
]
}
],
"ServiceWorkerRaceNetworkRequestDeprecateTwoPhaseWrite": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ServiceWorkerRaceNetworkRequestDeprecateTwoPhaseWrite"
]
}
]
}
],
"ServiceWorkerRaceNetworkRequestFallbackOnDisconnect": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ServiceWorkerRaceNetworkRequestFallbackOnDisconnect"
]
}
]
}
],
"ServiceWorkerSyntheticResponse": [
{
"platforms": [
"android",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "EnabledWithNetworkServiceDelegation",
"params": {
"off_main_thread": "network_service"
},
"enable_features": [
"ServiceWorkerSyntheticResponse",
"URLLoaderUseProvidedResponseBodyStream"
]
}
]
}
],
"SettingsInTab": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SettingsInTab"
]
}
]
}
],
"SharedHighlightingIphClank": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"availability": "any",
"event_1": "name:iph_shared_highlighting_receiver_trigger;comparator:==0;window:7;storage:360",
"event_trigger": "name:iph_shared_highlighting_receiver_trigger;comparator:<5;window:360;storage:360",
"event_used": "name:iph_shared_highlighting_used;comparator:<2;window:360;storage:360",
"session_rate": "any"
},
"enable_features": [
"IPH_SharedHighlightingBuilder",
"IPH_SharedHighlightingReceiver"
]
}
]
}
],
"SharedHighlightingIphDesktop": [
{
"platforms": [
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"availability": "any",
"event_1": "name:iph_desktop_shared_highlighting_trigger;comparator:==0;window:7;storage:360",
"event_trigger": "name:iph_desktop_shared_highlighting_trigger;comparator:<5;window:360;storage:360",
"event_used": "name:iph_desktop_shared_highlighting_used;comparator:<2;window:360;storage:360",
"session_rate": "any"
},
"enable_features": [
"IPH_DesktopSharedHighlighting"
]
}
]
}
],
"SharedStorageDeprecation": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Disabled",
"disable_features": [
"SharedStorageAPI"
]
}
]
}
],
"SharedTabGroups": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "JoinOnlyEnabled",
"enable_features": [
"DataSharingJoinOnly"
]
},
{
"name": "DataSharingEnabled",
"params": {
"show_send_feedback": "true"
},
"enable_features": [
"DataSharing",
"DataSharingJoinOnly"
]
}
]
}
],
"SharedTabGroupsIOS": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"DataSharing",
"DataSharingJoinOnly"
]
}
]
}
],
"SharingHubDesktopScreenshots": [
{
"platforms": [
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"DesktopScreenshots"
]
}
]
}
],
"ShowSearchEngineChoiceScreenAfterWiping": [
{
"platforms": [
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"WipeChoicePrefsOnMissingDefaultSearchEngine"
]
}
]
}
],
"ShowSuggestionsOnAutofocus": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ShowSuggestionsOnAutofocus"
]
}
]
}
],
"ShutdownPreNativeThreadPoolAfterStartupInBackground": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ShutdownPreNativeThreadPoolAfterStartup"
]
}
]
}
],
"SigninButtonProfileMenu": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SigninButtonProfileMenu"
]
}
]
}
],
"SigninPromoLimitsExperiment": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Control",
"disable_features": [
"SigninPromoLimitsExperiment"
]
}
]
}
],
"SimdutfBase64Encode": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SimdutfBase64Encode"
]
}
]
}
],
"SimpleCachePrefetchExperiment2": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled_64KiB",
"params": {
"FullPrefetchBytes": "65536",
"PrefetchDiskCacheOnly": "true",
"TrailerPrefetchSpeculativeBytes": "10240"
},
"enable_features": [
"SimpleCachePrefetchExperiment2"
]
},
{
"name": "Enabled_32KiB",
"params": {
"FullPrefetchBytes": "32768",
"PrefetchDiskCacheOnly": "true",
"TrailerPrefetchSpeculativeBytes": "10240"
},
"enable_features": [
"SimpleCachePrefetchExperiment2"
]
},
{
"name": "Enabled_128KiB",
"params": {
"FullPrefetchBytes": "131072",
"PrefetchDiskCacheOnly": "true",
"TrailerPrefetchSpeculativeBytes": "10240"
},
"enable_features": [
"SimpleCachePrefetchExperiment2"
]
},
{
"name": "Enabled_10KiB",
"params": {
"FullPrefetchBytes": "10240",
"PrefetchDiskCacheOnly": "true",
"TrailerPrefetchSpeculativeBytes": "10240"
},
"enable_features": [
"SimpleCachePrefetchExperiment2"
]
},
{
"name": "Disabled",
"disable_features": [
"SimpleCachePrefetchExperiment2"
]
}
]
}
],
"SimplifiedHindiModel": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260515",
"enable_features": [
"TranslateSimplifiedHindi"
]
}
]
},
{
"platforms": [
"android",
"ios"
],
"experiments": [
{
"name": "Enabled_20260603",
"enable_features": [
"TranslateSimplifiedHindi"
]
}
]
}
],
"SingleAxisScrollContainers": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SingleAxisScrollContainers"
]
}
]
}
],
"SingleVideoFrameRateThrottling": [
{
"platforms": [
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SingleVideoFrameRateThrottling"
]
}
]
}
],
"SkiaGraphite": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "Enabled",
"params": {
"dawn_backend_validation": "false",
"dawn_skip_validation": "true"
},
"enable_features": [
"SkiaGraphite"
]
}
]
},
{
"platforms": [
"android",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"dawn_backend_validation": "false",
"dawn_skip_validation": "true",
"dawn_use_persistent_cache": "true"
},
"enable_features": [
"SkiaGraphite"
]
}
]
}
],
"SkiaGraphiteDrawListLayer": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SkiaGraphiteDrawListLayer"
]
}
]
}
],
"SkiaGraphiteSmallPathAtlas": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "Enabled",
"params": {
"min_path_size_for_msaa": "32"
},
"enable_features": [
"SkiaGraphiteSmallPathAtlas"
]
}
]
}
],
"SkiaGraphiteUsePersistentCache": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SkiaGraphiteUsePersistentCache"
]
}
]
}
],
"SkiaGraphiteWinIntel": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"dawn_backend_validation": "false",
"dawn_skip_validation": "true"
},
"enable_features": [
"SkiaGraphiteWinIntel"
]
}
]
}
],
"Skills": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SkillsEnabled"
]
}
]
}
],
"SkillsV2": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SkillsWebViewV2Enabled"
]
}
]
}
],
"SkipDefaultBrowserPromoInFirstRun": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SkipDefaultBrowserPromoInFirstRun"
]
}
]
}
],
"SkipImageClassificationScoringForNonPageLoadTriggers": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SkipImageClassificationScoringForNonPageLoadTriggers"
]
}
]
}
],
"SkipModerateMemoryPressureLevelMac": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SkipModerateMemoryPressureLevelMac"
]
}
]
}
],
"SkipPostTaskForCallbacks": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SkipPostTaskForCallbacks"
]
}
]
}
],
"SmartRestartLockScreen": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"lock_bypass_beforeunload_threshold": "101.0",
"lock_disruption_threshold": "2",
"lock_restart_delay": "2m",
"lock_tab_threshold": "-1"
},
"enable_features": [
"SmartRestartLockScreen"
]
}
]
}
],
"SmartTabSharing_Desktop": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"ContextualTasksContextSmartTabSharing": "true",
"ContextualTasksEnablePreviousTabFallback": "true"
},
"enable_features": [
"ContextualTasksContext",
"ContextualTasksContextLogging",
"ContextualTasksContextMqlsLogging"
]
}
]
}
],
"SmartZoom": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SmartZoom"
]
}
]
}
],
"SpeculationRulesPrefetchLimitsForEagerModerateAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_6",
"params": {
"max_number_of_eager_prefetches_per_page": "6",
"max_number_of_moderate_prefetches_per_page": "6"
},
"enable_features": [
"PrefetchEagerLimit",
"PrefetchModerateLimit"
]
}
]
}
],
"SpeculativeImageDecodes": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"PreventDuplicateImageDecodes",
"SpeculativeImageDecodes"
]
}
]
}
],
"SpeculativeServiceWorkerWarmUp": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_05m_05c_20250214",
"params": {
"sw_warm_up_duration": "5m",
"sw_warm_up_max_count": "5",
"sw_warm_up_on_idle_timeout": "false",
"sw_warm_up_request_queue_length": "100"
},
"enable_features": [
"SpeculativeServiceWorkerWarmUp"
]
}
]
}
],
"SpeedUpClearSiteDataCacheDeletion": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"DisablePartialStorageCleanupForGPUDiskCache",
"LogicalClearHttpCache"
]
}
]
}
],
"SplitCacheByNetworkIsolationKey": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"//0": "This feature has shipped for Chrome but not for ",
"//1": "Chromium embedders, so the corresponding feature ",
"//2": "flag value is false but we rely on this entry to ",
"//3": "enable the feature for most types of tests",
"name": "EnableFeatureForTests",
"enable_features": [
"SplitCacheByNetworkIsolationKey"
]
}
]
}
],
"SplitViewHorizontalDirectTabAccess": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "EnabledDirectTabAccess_20260902",
"params": {
"split_view_horizontal_direct_tab_access": "true"
},
"enable_features": [
"SplitViewHorizontal"
]
}
]
}
],
"SplitscreenVersusFullScreenForNewWindows": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"open_adjacently": "false"
},
"enable_features": [
"RobustWindowManagementExperimental"
]
}
]
}
],
"StartSurfaceUserSetting": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"StartSurfaceUserSetting"
]
}
]
}
],
"StatefulMemoryPressure": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"StatefulMemoryPressure"
]
}
]
}
],
"StopInBackground": [
{
"platforms": [
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"params": {
"DelayForBackgroundTabFreezingMills": "1800000"
},
"enable_features": [
"stop-in-background"
]
}
]
}
],
"StreamlineRendererInit": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"StreamlineRendererInit"
]
}
]
}
],
"StructuredHeadersInRust": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260730",
"enable_features": [
"StructuredHeadersInRust"
]
}
]
}
],
"SubmenusInAppMenuLff": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_20260714",
"enable_features": [
"SubmenusInAppMenuLff"
]
}
]
}
],
"SuspiciousSiteWarningSurvey": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "SuspiciousSiteWarningSurvey_20260817",
"params": {
"SuspiciousSiteWarningSurveyHeedTriggerId": "LZD24fmuf0tK1KeaPYj0Z79hw2qC",
"SuspiciousSiteWarningSurveyProceedTriggerId": "HguD8vrc50tK1KeaPYj0R37AzmWa",
"probability": "1.0"
},
"enable_features": [
"SuspiciousSiteWarningSurvey"
]
}
]
}
],
"SuspiciousSiteWarnings": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SuspiciousSiteWarnings"
]
}
]
}
],
"SwiftShaderDeprecation": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "WarpDisabledForWindowsTests",
"disable_features": [
"AllowD3D11WarpFallback"
]
}
]
}
],
"SyncIncreaseNudgeDelayForSingleClient": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "EnabledFactor2",
"params": {
"SyncIncreaseNudgeDelayForSingleClientFactor": "2.0"
},
"enable_features": [
"SyncIncreaseNudgeDelayForSingleClient"
]
}
]
}
],
"SyncThemesIos": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SyncThemesIos"
]
}
]
}
],
"SyncTrustedVaultErrorMessageDuration": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SyncTrustedVaultErrorMessageDuration"
]
}
]
}
],
"SyncUsePropagatedAccessToken": [
{
"platforms": [
"android",
"chromeos",
"ios",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"SyncUsePropagatedAccessToken"
]
}
]
}
],
"SystemPdhMetrics": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"params": {
"system_pdh_metrics_downsampling_factor": "20",
"system_pdh_metrics_metrics_per_process": "3",
"system_pdh_metrics_sampling_period": "30s"
},
"enable_features": [
"SystemPdhMetrics"
]
}
]
}
],
"TabAndroidGracefulShutdown": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"TabAndroidGracefulShutdown"
]
}
]
}
],
"TabGroupColorRefresh": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"TabGroupColorRefresh"
]
}
]
}
],
"TabGroupSuggestions": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"consecutive_computation_delay_sec": "0",
"create_suggestions_promotion_ui": "false",
"group_suggestion_enable_similar_source": "true",
"group_suggestion_enable_switch_between": "true",
"group_suggestion_enable_tab_switcher_only": "false",
"group_suggestion_trigger_calculation_on_page_load": "false",
"show_when_not_clicked_in_last_day": "false",
"throttle_on_new_tab": "false"
},
"enable_features": [
"ContextualPageActionTabGrouping",
"GroupSuggestionService",
"TabSwitcherGroupSuggestionsAndroid"
]
}
]
}
],
"TabHoverCardImagesMacArm": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"TabHoverCardImages"
]
}
]
}
],
"TabSearchCjkWordBoundary": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"TabSearchCjkWordBoundary"
]
}
]
}
],
"TabSearchPerformanceImprovements": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260903",
"enable_features": [
"TabSearchPerformanceImprovements"
]
}
]
}
],
"TabSharingToolbarAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"TabSharingToolbarAndroid"
]
}
]
}
],
"TabStorageSqlitePrototype": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"TabStorageSqlitePrototype"
]
}
]
}
],
"TabStripStopSpinnerOnLoadStop": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"TabStripStopSpinnerOnLoadStop"
]
}
]
}
],
"TabSwitcherButtonSwitchIncognitoIPH": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"IPH_TabSwitcherButtonSwitchIncognito"
],
"disable_features": []
},
{
"name": "Enabled_IPHTrackingOnly",
"params": {
"IPH_TabSwitcherButtonSwitchIncognito_availability": "any",
"IPH_TabSwitcherButtonSwitchIncognito_event_trigger": "name:tab_switcher_switch_incognito_iph_triggered;comparator:==0;window:90;storage:90",
"IPH_TabSwitcherButtonSwitchIncognito_event_used": "name:tab_switcher_button_long_clicked;comparator:==0;window:14;storage:90",
"IPH_TabSwitcherButtonSwitchIncognito_session_rate": "<1",
"IPH_TabSwitcherButtonSwitchIncognito_snooze_params": "max_limit:3,snooze_interval:7"
},
"enable_features": [
"IPH_TabSwitcherButtonSwitchIncognito"
],
"disable_features": []
}
]
}
],
"TaskInfoMetricsMac": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "Enabled",
"params": {
"task_info_metrics_mac_downsampling_factor": "20",
"task_info_metrics_mac_sampling_period": "30s"
},
"enable_features": [
"TaskInfoMetricsMac"
]
}
]
}
],
"TcpPortRandomizationMac": [
{
"platforms": [
"mac"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"TcpPortRandomizationMac"
]
}
]
}
],
"TextClassifierTimeout": [
{
"platforms": [
"android",
"android_webview"
],
"experiments": [
{
"name": "Enabled",
"params": {
"timeout_ms": "200"
},
"enable_features": [
"TextClassifierTimeout"
]
}
]
}
],
"TextSafetyScanLanguageDetection": [
{
"platforms": [
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"TextSafetyScanLanguageDetection"
]
}
]
}
],
"TextSelectionTopCue": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260601",
"params": {
"updates_only": "true",
"use_widget": "false"
},
"enable_features": [
"GlicSelectionPrompt"
]
}
]
}
],
"ThemeChangeOptimization": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ColorIdCssStyleSheetOptimization",
"ThemeChangeOptimization"
]
}
]
}
],
"ThreadPoolForegroundBlockingTimeouts": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_Moderate",
"params": {
"BlockedWorkersPoll": "600ms",
"MayBlockThreshold": "500ms"
},
"enable_features": [
"ThreadPoolForegroundBlockingTimeouts"
]
},
{
"name": "Enabled_Aggressive",
"params": {
"BlockedWorkersPoll": "200ms",
"MayBlockThreshold": "100ms"
},
"enable_features": [
"ThreadPoolForegroundBlockingTimeouts"
]
}
]
}
],
"ThreeDSecureTelemetry": [
{
"platforms": [
"android",
"android_webview",
"chromeos",
"fuchsia",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ThreeDSecureTelemetry"
]
}
]
}
],
"ThrottleConsecutiveNoDamageMainFrames": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled_20260903",
"params": {
"repeated_no_damage_frame_throttling_threshold1": "360",
"repeated_no_damage_frame_throttling_threshold2": "60"
},
"enable_features": [
"ThrottleRepeatedNoDamageFrames"
]
}
]
}
],
"ToolbarCaptureFixForSPAs": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ToolbarCaptureFixForSPAs"
]
}
]
}
],
"ToolbarSnapshotRefactor": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
"ToolbarSnapshotRefactor"
]
}
]
}
],
"TopicsDeprecation": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Disabled",
"disable_features": [
"BrowsingTopics"
]
}
]
}
],
"TouchToSearchCallout": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled",
"params": {
"text_variant": "true"
},
"enable_features": [
"TouchToSearchCallout"
]
}
]
}
],
"TransientKeepAlivePolicy": [
{
"platforms": [
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
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],
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{
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],
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{
"name": "Enabled_20260326",
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]
}
]
}
],
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{
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],
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{
"name": "Enabled",
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}
]
}
],
"WebViewPrefetchAheadOfPrerender": [
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],
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{
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}
],
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],
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{
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},
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}
],
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],
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{
"name": "Enabled",
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},
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]
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],
"WebViewPrefetchOnRendererReuse": [
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],
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{
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]
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],
"WebViewProfileStoreNotTriggerStartup": [
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],
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]
}
]
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"WebViewPurgeMemoryInBackground": [
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],
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},
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]
},
{
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},
{
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],
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}
]
}
],
"WebViewSharedStorageAPI": [
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],
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],
"WebViewStartupNonBlockingWebViewConstructor": [
{
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"name": "Enabled",
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]
}
]
}
],
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{
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"name": "Enabled",
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],
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}
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}
],
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],
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]
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],
"WebViewUseMetricsUploadServiceOnlySdkRuntime": [
{
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],
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}
]
}
],
"WebViewVizDirectCompositorThreadIpcFrameSinkManager": [
{
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],
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{
"name": "Enabled",
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]
}
],
"WebViewWarmupNetworkService": [
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"name": "Enabled",
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],
"WebrtcEncodeReadbackOptimization": [
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"mac",
"windows",
"android",
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],
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],
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{
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],
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}
],
"WelcomeBack": [
{
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],
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{
"name": "Enabled",
"params": {
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"WelcomeBackParam": "1"
},
"enable_features": [
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],
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}
]
}
],
"WhatsNewHats": [
{
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"windows"
],
"experiments": [
{
"name": "Enabled_en_20241016",
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"en_site_id": "6bnVh68QF0ugnJ3q1cK0NQxjpCFS",
"probability": "0.01"
},
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]
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{
"name": "Enabled_de_20241016",
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"probability": "1.0"
},
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{
"name": "Enabled_ja_20241016",
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},
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]
}
],
"WidevinePersistentLicenseSupport": [
{
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"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Disabled_M140",
"disable_features": [
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]
}
]
}
],
"WinIsolatedProcess": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
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]
}
]
}
],
"WinSboxCsrssLockdown": [
{
"platforms": [
"windows"
],
"experiments": [
{
"name": "Enabled_with_locale_proxy",
"enable_features": [
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"WinSboxProxyLocale"
]
}
]
}
],
"WinSboxNoFakeGdiInit": [
{
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],
"experiments": [
{
"name": "Enabled",
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]
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]
}
],
"XMLParsingRustNonXslt": [
{
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"chromeos",
"linux",
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"windows"
],
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{
"name": "Enabled",
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]
}
]
}
],
"XSLTSpecialTrial": [
{
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"chromeos",
"ios",
"linux",
"mac",
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],
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{
"name": "Disabled",
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],
"disable_features": [
"XSLT"
]
}
]
}
],
"YieldWithInputHint": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "EnabledThrottling0ms",
"params": {
"poll_interval_ms": "1"
},
"enable_features": [
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]
}
]
}
],
"ZPSPrefetchDebouncingDesktop": [
{
"platforms": [
"windows",
"mac",
"linux",
"chromeos"
],
"experiments": [
{
"name": "Enabled_300ms_FromLastRun",
"params": {
"ZeroSuggestPrefetchDebounceDelay": "300",
"ZeroSuggestPrefetchDebounceFromLastRun": "true"
},
"enable_features": [
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]
}
]
}
],
"ZPSPrefetchDebouncingIOS": [
{
"platforms": [
"ios"
],
"experiments": [
{
"name": "Enabled_300ms_FromLastRun",
"params": {
"ZeroSuggestPrefetchDebounceDelay": "300",
"ZeroSuggestPrefetchDebounceFromLastRun": "true"
},
"enable_features": [
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]
}
]
}
],
"ZPSPrefetchOnSRPWithAblationAndroid": [
{
"platforms": [
"android"
],
"experiments": [
{
"name": "Enabled_PrefetchingOnSRP_Warmup_Ablation",
"enable_features": [
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"ZeroSuggestPrefetchingOnSRP"
],
"disable_features": [
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"ZeroSuggestPrefetchingOnWeb"
]
}
]
}
],
"ZstdForCrossSiteSpeculationRulesPrefetch": [
{
"platforms": [
"android",
"chromeos",
"linux",
"mac",
"windows"
],
"experiments": [
{
"name": "Enabled",
"enable_features": [
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]
}
]
}
]
}