docs/api/dotnet/webdriver/OpenQA.Selenium.Chromium.ChromiumOptions.html - external/github.com/SeleniumHQ/selenium - Git at Google

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       <title>Class ChromiumOptions </title>
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         <article data-uid="OpenQA.Selenium.Chromium.ChromiumOptions">


   <h1 id="OpenQA_Selenium_Chromium_ChromiumOptions" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions" class="text-break">
 Class ChromiumOptions  <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L30"><i class="bi bi-code-slash"></i></a>
   </h1>

   <div class="facts text-secondary">
     <dl><dt>Namespace</dt><dd><a class="xref" href="OpenQA.html">OpenQA</a>.<a class="xref" href="OpenQA.Selenium.html">Selenium</a>.<a class="xref" href="OpenQA.Selenium.Chromium.html">Chromium</a></dd></dl>
   <dl><dt>Assembly</dt><dd>WebDriver.dll</dd></dl>
   </div>

   <div class="markdown summary"><p>Abstract class to manage options specific to Chromium-based browsers.</p>
 </div>
   <div class="markdown conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">public abstract class ChromiumOptions : DriverOptions</code></pre>
   </div>


   <dl class="typelist inheritance">
     <dt>Inheritance</dt>
     <dd>
       <div><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object">object</a></div>
       <div><a class="xref" href="OpenQA.Selenium.DriverOptions.html">DriverOptions</a></div>
       <div><span class="xref">ChromiumOptions</span></div>
     </dd>
   </dl>


   <dl class="typelist derived">
     <dt>Derived</dt>
     <dd>
       <div><a class="xref" href="OpenQA.Selenium.Chrome.ChromeOptions.html">ChromeOptions</a></div>
       <div><a class="xref" href="OpenQA.Selenium.Edge.EdgeOptions.html">EdgeOptions</a></div>
     </dd>
   </dl>

   <dl class="typelist inheritedMembers">
     <dt>Inherited Members</dt>
     <dd>
     <div>
       <a class="xref" href="OpenQA.Selenium.DriverOptions.html#OpenQA_Selenium_DriverOptions_BrowserName">DriverOptions.BrowserName</a>
     </div>
     <div>
       <a class="xref" href="OpenQA.Selenium.DriverOptions.html#OpenQA_Selenium_DriverOptions_BrowserVersion">DriverOptions.BrowserVersion</a>
     </div>
     <div>
       <a class="xref" href="OpenQA.Selenium.DriverOptions.html#OpenQA_Selenium_DriverOptions_PlatformName">DriverOptions.PlatformName</a>
     </div>
     <div>
       <a class="xref" href="OpenQA.Selenium.DriverOptions.html#OpenQA_Selenium_DriverOptions_AcceptInsecureCertificates">DriverOptions.AcceptInsecureCertificates</a>
     </div>
     <div>
       <a class="xref" href="OpenQA.Selenium.DriverOptions.html#OpenQA_Selenium_DriverOptions_UseWebSocketUrl">DriverOptions.UseWebSocketUrl</a>
     </div>
     <div>
       <a class="xref" href="OpenQA.Selenium.DriverOptions.html#OpenQA_Selenium_DriverOptions_UnhandledPromptBehavior">DriverOptions.UnhandledPromptBehavior</a>
     </div>
     <div>
       <a class="xref" href="OpenQA.Selenium.DriverOptions.html#OpenQA_Selenium_DriverOptions_PageLoadStrategy">DriverOptions.PageLoadStrategy</a>
     </div>
     <div>
       <a class="xref" href="OpenQA.Selenium.DriverOptions.html#OpenQA_Selenium_DriverOptions_Proxy">DriverOptions.Proxy</a>
     </div>
     <div>
       <a class="xref" href="OpenQA.Selenium.DriverOptions.html#OpenQA_Selenium_DriverOptions_UseStrictFileInteractability">DriverOptions.UseStrictFileInteractability</a>
     </div>
     <div>
       <a class="xref" href="OpenQA.Selenium.DriverOptions.html#OpenQA_Selenium_DriverOptions_EnableDownloads">DriverOptions.EnableDownloads</a>
     </div>
     <div>
       <a class="xref" href="OpenQA.Selenium.DriverOptions.html#OpenQA_Selenium_DriverOptions_ScriptTimeout">DriverOptions.ScriptTimeout</a>
     </div>
     <div>
       <a class="xref" href="OpenQA.Selenium.DriverOptions.html#OpenQA_Selenium_DriverOptions_PageLoadTimeout">DriverOptions.PageLoadTimeout</a>
     </div>
     <div>
       <a class="xref" href="OpenQA.Selenium.DriverOptions.html#OpenQA_Selenium_DriverOptions_ImplicitWaitTimeout">DriverOptions.ImplicitWaitTimeout</a>
     </div>
     <div>
       <a class="xref" href="OpenQA.Selenium.DriverOptions.html#OpenQA_Selenium_DriverOptions_AddAdditionalOption_System_String_System_Object_">DriverOptions.AddAdditionalOption(string, object)</a>
     </div>
     <div>
       <a class="xref" href="OpenQA.Selenium.DriverOptions.html#OpenQA_Selenium_DriverOptions_GetMergeResult_OpenQA_Selenium_DriverOptions_">DriverOptions.GetMergeResult(DriverOptions)</a>
     </div>
     <div>
       <a class="xref" href="OpenQA.Selenium.DriverOptions.html#OpenQA_Selenium_DriverOptions_SetLoggingPreference_System_String_OpenQA_Selenium_LogLevel_">DriverOptions.SetLoggingPreference(string, LogLevel)</a>
     </div>
     <div>
       <a class="xref" href="OpenQA.Selenium.DriverOptions.html#OpenQA_Selenium_DriverOptions_ValidateCapabilityName_System_String_">DriverOptions.ValidateCapabilityName(string)</a>
     </div>
     <div>
       <a class="xref" href="OpenQA.Selenium.DriverOptions.html#OpenQA_Selenium_DriverOptions_AddKnownCapabilityName_System_String_System_String_">DriverOptions.AddKnownCapabilityName(string, string)</a>
     </div>
     <div>
       <a class="xref" href="OpenQA.Selenium.DriverOptions.html#OpenQA_Selenium_DriverOptions_RemoveKnownCapabilityName_System_String_">DriverOptions.RemoveKnownCapabilityName(string)</a>
     </div>
     <div>
       <a class="xref" href="OpenQA.Selenium.DriverOptions.html#OpenQA_Selenium_DriverOptions_IsKnownCapabilityName_System_String_">DriverOptions.IsKnownCapabilityName(string)</a>
     </div>
     <div>
       <a class="xref" href="OpenQA.Selenium.DriverOptions.html#OpenQA_Selenium_DriverOptions_TryGetKnownCapability_System_String_System_String__">DriverOptions.TryGetKnownCapability(string, out string)</a>
     </div>
     <div>
       <a class="xref" href="OpenQA.Selenium.DriverOptions.html#OpenQA_Selenium_DriverOptions_GetTypeSafeOptionName_System_String_">DriverOptions.GetTypeSafeOptionName(string)</a>
     </div>
     <div>
       <a class="xref" href="OpenQA.Selenium.DriverOptions.html#OpenQA_Selenium_DriverOptions_GenerateLoggingPreferencesDictionary">DriverOptions.GenerateLoggingPreferencesDictionary()</a>
     </div>
     <div>
       <a class="xref" href="OpenQA.Selenium.DriverOptions.html#OpenQA_Selenium_DriverOptions_GenerateDesiredCapabilities_System_Boolean_">DriverOptions.GenerateDesiredCapabilities(bool)</a>
     </div>
     <div>
       <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.equals#system-object-equals(system-object)">object.Equals(object)</a>
     </div>
     <div>
       <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.equals#system-object-equals(system-object-system-object)">object.Equals(object, object)</a>
     </div>
     <div>
       <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.gethashcode">object.GetHashCode()</a>
     </div>
     <div>
       <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.gettype">object.GetType()</a>
     </div>
     <div>
       <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.memberwiseclone">object.MemberwiseClone()</a>
     </div>
     <div>
       <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.referenceequals">object.ReferenceEquals(object, object)</a>
     </div>
     <div>
       <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.tostring">object.ToString()</a>
     </div>
   </dd></dl>


   <h2 class="section" id="constructors">Constructors
 </h2>


   <a id="OpenQA_Selenium_Chromium_ChromiumOptions__ctor_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.#ctor*"></a>

   <h3 id="OpenQA_Selenium_Chromium_ChromiumOptions__ctor" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.#ctor">
   ChromiumOptions()
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L61"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Initializes a new instance of the <a class="xref" href="OpenQA.Selenium.Chromium.ChromiumOptions.html">ChromiumOptions</a> class.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">public ChromiumOptions()</code></pre>
   </div>


   <h2 class="section" id="properties">Properties
 </h2>


   <a id="OpenQA_Selenium_Chromium_ChromiumOptions_AndroidOptions_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AndroidOptions*"></a>

   <h3 id="OpenQA_Selenium_Chromium_ChromiumOptions_AndroidOptions" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AndroidOptions">
   AndroidOptions
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L148"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Gets or sets the options for automating Chromium applications on Android.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">public ChromiumAndroidOptions? AndroidOptions { get; set; }</code></pre>
   </div>


   <h4 class="section">Property Value</h4>
   <dl class="parameters">
     <dt><a class="xref" href="OpenQA.Selenium.Chromium.ChromiumAndroidOptions.html">ChromiumAndroidOptions</a></dt>
     <dd></dd>
   </dl>


   <a id="OpenQA_Selenium_Chromium_ChromiumOptions_Arguments_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.Arguments*"></a>

   <h3 id="OpenQA_Selenium_Chromium_ChromiumOptions_Arguments" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.Arguments">
   Arguments
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L108"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Gets the list of arguments appended to the Chromium command line as a string array.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">public ReadOnlyCollection&lt;string&gt; Arguments { get; }</code></pre>
   </div>


   <h4 class="section">Property Value</h4>
   <dl class="parameters">
     <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.collections.objectmodel.readonlycollection-1">ReadOnlyCollection</a>&lt;<a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a>&gt;</dt>
     <dd></dd>
   </dl>


   <a id="OpenQA_Selenium_Chromium_ChromiumOptions_BinaryLocation_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.BinaryLocation*"></a>

   <h3 id="OpenQA_Selenium_Chromium_ChromiumOptions_BinaryLocation" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.BinaryLocation">
   BinaryLocation
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L97"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Gets or sets the location of the Chromium browser's binary executable file.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">public override string? BinaryLocation { get; set; }</code></pre>
   </div>


   <h4 class="section">Property Value</h4>
   <dl class="parameters">
     <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></dt>
     <dd></dd>
   </dl>


   <a id="OpenQA_Selenium_Chromium_ChromiumOptions_CapabilityName_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.CapabilityName*"></a>

   <h3 id="OpenQA_Selenium_Chromium_ChromiumOptions_CapabilityName" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.CapabilityName">
   CapabilityName
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L92"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Gets the name of the capability used to store Chromium options in
 an <a class="xref" href="OpenQA.Selenium.ICapabilities.html">ICapabilities</a> object.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">public abstract string CapabilityName { get; }</code></pre>
   </div>


   <h4 class="section">Property Value</h4>
   <dl class="parameters">
     <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></dt>
     <dd></dd>
   </dl>


   <a id="OpenQA_Selenium_Chromium_ChromiumOptions_DebuggerAddress_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.DebuggerAddress*"></a>

   <h3 id="OpenQA_Selenium_Chromium_ChromiumOptions_DebuggerAddress" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.DebuggerAddress">
   DebuggerAddress
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L133"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Gets or sets the address of a Chromium debugger server to connect to.
 Should be of the form &quot;{hostname|IP address}:port&quot;.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">public string? DebuggerAddress { get; set; }</code></pre>
   </div>


   <h4 class="section">Property Value</h4>
   <dl class="parameters">
     <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></dt>
     <dd></dd>
   </dl>


   <a id="OpenQA_Selenium_Chromium_ChromiumOptions_Extensions_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.Extensions*"></a>

   <h3 id="OpenQA_Selenium_Chromium_ChromiumOptions_Extensions" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.Extensions">
   Extensions
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L113"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Gets the list of extensions to be installed as an array of base64-encoded strings.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">public ReadOnlyCollection&lt;string&gt; Extensions { get; }</code></pre>
   </div>


   <h4 class="section">Property Value</h4>
   <dl class="parameters">
     <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.collections.objectmodel.readonlycollection-1">ReadOnlyCollection</a>&lt;<a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a>&gt;</dt>
     <dd></dd>
   </dl>


   <a id="OpenQA_Selenium_Chromium_ChromiumOptions_LeaveBrowserRunning_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.LeaveBrowserRunning*"></a>

   <h3 id="OpenQA_Selenium_Chromium_ChromiumOptions_LeaveBrowserRunning" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.LeaveBrowserRunning">
   LeaveBrowserRunning
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L103"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Gets or sets a value indicating whether Chromium should be left running after the
 ChromeDriver instance is exited. Defaults to <a href="https://learn.microsoft.com/dotnet/csharp/language-reference/builtin-types/bool">false</a>.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">public bool LeaveBrowserRunning { get; set; }</code></pre>
   </div>


   <h4 class="section">Property Value</h4>
   <dl class="parameters">
     <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.boolean">bool</a></dt>
     <dd></dd>
   </dl>


   <a id="OpenQA_Selenium_Chromium_ChromiumOptions_MinidumpPath_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.MinidumpPath*"></a>

   <h3 id="OpenQA_Selenium_Chromium_ChromiumOptions_MinidumpPath" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.MinidumpPath">
   MinidumpPath
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L138"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Gets or sets the directory in which to store minidump files.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">public string? MinidumpPath { get; set; }</code></pre>
   </div>


   <h4 class="section">Property Value</h4>
   <dl class="parameters">
     <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></dt>
     <dd></dd>
   </dl>


   <a id="OpenQA_Selenium_Chromium_ChromiumOptions_PerformanceLoggingPreferences_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.PerformanceLoggingPreferences*"></a>

   <h3 id="OpenQA_Selenium_Chromium_ChromiumOptions_PerformanceLoggingPreferences" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.PerformanceLoggingPreferences">
   PerformanceLoggingPreferences
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L143"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Gets or sets the performance logging preferences for the driver.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">public ChromiumPerformanceLoggingPreferences? PerformanceLoggingPreferences { get; set; }</code></pre>
   </div>


   <h4 class="section">Property Value</h4>
   <dl class="parameters">
     <dt><a class="xref" href="OpenQA.Selenium.Chromium.ChromiumPerformanceLoggingPreferences.html">ChromiumPerformanceLoggingPreferences</a></dt>
     <dd></dd>
   </dl>


   <a id="OpenQA_Selenium_Chromium_ChromiumOptions_VendorPrefix_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.VendorPrefix*"></a>

   <h3 id="OpenQA_Selenium_Chromium_ChromiumOptions_VendorPrefix" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.VendorPrefix">
   VendorPrefix
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L84"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Gets the vendor prefix to apply to Chromium-specific capability names.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">protected abstract string VendorPrefix { get; }</code></pre>
   </div>


   <h4 class="section">Property Value</h4>
   <dl class="parameters">
     <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></dt>
     <dd></dd>
   </dl>


   <h2 class="section" id="methods">Methods
 </h2>


   <a id="OpenQA_Selenium_Chromium_ChromiumOptions_AddAdditionalChromiumOption_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddAdditionalChromiumOption*"></a>

   <h3 id="OpenQA_Selenium_Chromium_ChromiumOptions_AddAdditionalChromiumOption_System_String_System_Object_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddAdditionalChromiumOption(System.String,System.Object)">
   AddAdditionalChromiumOption(string, object)
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L480"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Provides a means to add additional capabilities not yet added as type safe options
 for the Chromium driver.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">protected void AddAdditionalChromiumOption(string optionName, object optionValue)</code></pre>
   </div>

   <h4 class="section">Parameters</h4>
   <dl class="parameters">
     <dt><code>optionName</code> <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></dt>
     <dd><p>The name of the capability to add.</p>
 </dd>
     <dt><code>optionValue</code> <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object">object</a></dt>
     <dd><p>The value of the capability to add.</p>
 </dd>
   </dl>


   <h4 class="section" id="OpenQA_Selenium_Chromium_ChromiumOptions_AddAdditionalChromiumOption_System_String_System_Object__remarks">Remarks</h4>
   <div class="markdown level1 remarks"><p>Calling <a class="xref" href="OpenQA.Selenium.Chromium.ChromiumOptions.html#OpenQA_Selenium_Chromium_ChromiumOptions_AddAdditionalChromiumOption_System_String_System_Object_">AddAdditionalChromiumOption(string, object)</a>
 where <code class="paramref">optionName</code> has already been added will overwrite the
 existing value with the new value in <code class="paramref">optionValue</code>.
 Calling this method adds capabilities to the Chromium-specific options object passed to
 webdriver executable (e.g. property name 'goog:chromeOptions').</p>
 </div>

   <h4 class="section">Exceptions</h4>
   <dl class="parameters">
     <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentexception">ArgumentException</a></dt>
     <dd><p>thrown when attempting to add a capability for which there is already a type safe option, or
 when <code class="paramref">optionName</code> is <a href="https://learn.microsoft.com/dotnet/csharp/language-reference/keywords/null">null</a> or the empty string.</p>
 </dd>
     <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentexception">ArgumentException</a></dt>
     <dd><p>thrown when attempting to add a capability for which there is already a type safe option, or
 when <code class="paramref">optionName</code> is <a href="https://learn.microsoft.com/dotnet/csharp/language-reference/keywords/null">null</a> or the empty string.</p>
 </dd>
   </dl>


   <a id="OpenQA_Selenium_Chromium_ChromiumOptions_AddArgument_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddArgument*"></a>

   <h3 id="OpenQA_Selenium_Chromium_ChromiumOptions_AddArgument_System_String_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddArgument(System.String)">
   AddArgument(string)
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L155"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Adds a single argument to the list of arguments to be appended to the browser executable command line.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">public void AddArgument(string argument)</code></pre>
   </div>

   <h4 class="section">Parameters</h4>
   <dl class="parameters">
     <dt><code>argument</code> <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></dt>
     <dd><p>The argument to add.</p>
 </dd>
   </dl>


   <h4 class="section">Exceptions</h4>
   <dl class="parameters">
     <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentexception">ArgumentException</a></dt>
     <dd><p>If <code class="paramref">argument</code> is <a href="https://learn.microsoft.com/dotnet/csharp/language-reference/keywords/null">null</a> or <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string.empty">Empty</a>.</p>
 </dd>
   </dl>


   <a id="OpenQA_Selenium_Chromium_ChromiumOptions_AddArguments_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddArguments*"></a>

   <h3 id="OpenQA_Selenium_Chromium_ChromiumOptions_AddArguments_System_Collections_Generic_IEnumerable_System_String__" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddArguments(System.Collections.Generic.IEnumerable{System.String})">
   AddArguments(IEnumerable&lt;string&gt;)
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L180"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Adds arguments to be appended to the browser executable command line.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">public void AddArguments(IEnumerable&lt;string&gt; argumentsToAdd)</code></pre>
   </div>

   <h4 class="section">Parameters</h4>
   <dl class="parameters">
     <dt><code>argumentsToAdd</code> <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.collections.generic.ienumerable-1">IEnumerable</a>&lt;<a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a>&gt;</dt>
     <dd><p>An <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.collections.generic.ienumerable-1">IEnumerable&lt;T&gt;</a> object of arguments to add.</p>
 </dd>
   </dl>


   <h4 class="section">Exceptions</h4>
   <dl class="parameters">
     <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentnullexception">ArgumentNullException</a></dt>
     <dd><p>If <code class="paramref">argumentsToAdd</code> is <a href="https://learn.microsoft.com/dotnet/csharp/language-reference/keywords/null">null</a>.</p>
 </dd>
   </dl>


   <a id="OpenQA_Selenium_Chromium_ChromiumOptions_AddArguments_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddArguments*"></a>

   <h3 id="OpenQA_Selenium_Chromium_ChromiumOptions_AddArguments_System_String___" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddArguments(System.String[])">
   AddArguments(params string[])
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L170"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Adds arguments to be appended to the browser executable command line.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">public void AddArguments(params string[] argumentsToAdd)</code></pre>
   </div>

   <h4 class="section">Parameters</h4>
   <dl class="parameters">
     <dt><code>argumentsToAdd</code> <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a>[]</dt>
     <dd><p>An array of arguments to add.</p>
 </dd>
   </dl>


   <h4 class="section">Exceptions</h4>
   <dl class="parameters">
     <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentnullexception">ArgumentNullException</a></dt>
     <dd><p>If <code class="paramref">argumentsToAdd</code> is <a href="https://learn.microsoft.com/dotnet/csharp/language-reference/keywords/null">null</a>.</p>
 </dd>
   </dl>


   <a id="OpenQA_Selenium_Chromium_ChromiumOptions_AddEncodedExtension_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddEncodedExtension*"></a>

   <h3 id="OpenQA_Selenium_Chromium_ChromiumOptions_AddEncodedExtension_System_String_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddEncodedExtension(System.String)">
   AddEncodedExtension(string)
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L293"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Adds a base64-encoded string representing a Chrome extension to the list of extensions
 to be installed in the instance of Chrome.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">public void AddEncodedExtension(string extension)</code></pre>
   </div>

   <h4 class="section">Parameters</h4>
   <dl class="parameters">
     <dt><code>extension</code> <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></dt>
     <dd><p>A base64-encoded string representing the extension to add.</p>
 </dd>
   </dl>


   <h4 class="section">Exceptions</h4>
   <dl class="parameters">
     <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentexception">ArgumentException</a></dt>
     <dd><p>If <code class="paramref">extension</code> is <a href="https://learn.microsoft.com/dotnet/csharp/language-reference/keywords/null">null</a> or <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string.empty">Empty</a>.</p>
 </dd>
     <dt><a class="xref" href="OpenQA.Selenium.WebDriverException.html">WebDriverException</a></dt>
     <dd><p>If the extension string is not valid base-64.</p>
 </dd>
   </dl>


   <a id="OpenQA_Selenium_Chromium_ChromiumOptions_AddEncodedExtensions_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddEncodedExtensions*"></a>

   <h3 id="OpenQA_Selenium_Chromium_ChromiumOptions_AddEncodedExtensions_System_Collections_Generic_IEnumerable_System_String__" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddEncodedExtensions(System.Collections.Generic.IEnumerable{System.String})">
   AddEncodedExtensions(IEnumerable&lt;string&gt;)
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L323"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Adds a list of base64-encoded strings representing Chrome extensions to be installed
 in the instance of Chrome.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">public void AddEncodedExtensions(IEnumerable&lt;string&gt; extensions)</code></pre>
   </div>

   <h4 class="section">Parameters</h4>
   <dl class="parameters">
     <dt><code>extensions</code> <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.collections.generic.ienumerable-1">IEnumerable</a>&lt;<a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a>&gt;</dt>
     <dd><p>An <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.collections.generic.ienumerable-1">IEnumerable&lt;T&gt;</a> of base64-encoded strings
 representing the extensions to add.</p>
 </dd>
   </dl>


   <h4 class="section">Exceptions</h4>
   <dl class="parameters">
     <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentnullexception">ArgumentNullException</a></dt>
     <dd><p>If <code class="paramref">extensions</code> is <a href="https://learn.microsoft.com/dotnet/csharp/language-reference/keywords/null">null</a>.</p>
 </dd>
     <dt><a class="xref" href="OpenQA.Selenium.WebDriverException.html">WebDriverException</a></dt>
     <dd><p>If an extension string is not valid base-64.</p>
 </dd>
   </dl>


   <a id="OpenQA_Selenium_Chromium_ChromiumOptions_AddEncodedExtensions_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddEncodedExtensions*"></a>

   <h3 id="OpenQA_Selenium_Chromium_ChromiumOptions_AddEncodedExtensions_System_String___" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddEncodedExtensions(System.String[])">
   AddEncodedExtensions(params string[])
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L310"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Adds a list of base64-encoded strings representing Chrome extensions to the list of extensions
 to be installed in the instance of Chrome.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">public void AddEncodedExtensions(params string[] extensions)</code></pre>
   </div>

   <h4 class="section">Parameters</h4>
   <dl class="parameters">
     <dt><code>extensions</code> <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a>[]</dt>
     <dd><p>An array of base64-encoded strings representing the extensions to add.</p>
 </dd>
   </dl>


   <h4 class="section">Exceptions</h4>
   <dl class="parameters">
     <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentnullexception">ArgumentNullException</a></dt>
     <dd><p>If <code class="paramref">extensions</code> is <a href="https://learn.microsoft.com/dotnet/csharp/language-reference/keywords/null">null</a>.</p>
 </dd>
     <dt><a class="xref" href="OpenQA.Selenium.WebDriverException.html">WebDriverException</a></dt>
     <dd><p>If an extension string is not valid base-64.</p>
 </dd>
   </dl>


   <a id="OpenQA_Selenium_Chromium_ChromiumOptions_AddExcludedArgument_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddExcludedArgument*"></a>

   <h3 id="OpenQA_Selenium_Chromium_ChromiumOptions_AddExcludedArgument_System_String_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddExcludedArgument(System.String)">
   AddExcludedArgument(string)
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L196"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Adds a single argument to be excluded from the list of arguments passed by default
 to the browser executable command line by chromedriver.exe.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">public void AddExcludedArgument(string argument)</code></pre>
   </div>

   <h4 class="section">Parameters</h4>
   <dl class="parameters">
     <dt><code>argument</code> <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></dt>
     <dd><p>The argument to exclude.</p>
 </dd>
   </dl>


   <h4 class="section">Exceptions</h4>
   <dl class="parameters">
     <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentexception">ArgumentException</a></dt>
     <dd><p>If <code class="paramref">argument</code> is <a href="https://learn.microsoft.com/dotnet/csharp/language-reference/keywords/null">null</a> or <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string.empty">Empty</a>.</p>
 </dd>
   </dl>


   <a id="OpenQA_Selenium_Chromium_ChromiumOptions_AddExcludedArguments_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddExcludedArguments*"></a>

   <h3 id="OpenQA_Selenium_Chromium_ChromiumOptions_AddExcludedArguments_System_Collections_Generic_IEnumerable_System_String__" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddExcludedArguments(System.Collections.Generic.IEnumerable{System.String})">
   AddExcludedArguments(IEnumerable&lt;string&gt;)
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L223"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Adds arguments to be excluded from the list of arguments passed by default
 to the browser executable command line by chromedriver.exe.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">public void AddExcludedArguments(IEnumerable&lt;string&gt; argumentsToExclude)</code></pre>
   </div>

   <h4 class="section">Parameters</h4>
   <dl class="parameters">
     <dt><code>argumentsToExclude</code> <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.collections.generic.ienumerable-1">IEnumerable</a>&lt;<a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a>&gt;</dt>
     <dd><p>An <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.collections.generic.ienumerable-1">IEnumerable&lt;T&gt;</a> object of arguments to exclude.</p>
 </dd>
   </dl>


   <h4 class="section">Exceptions</h4>
   <dl class="parameters">
     <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentnullexception">ArgumentNullException</a></dt>
     <dd><p>If <code class="paramref">argumentsToExclude</code> is <a href="https://learn.microsoft.com/dotnet/csharp/language-reference/keywords/null">null</a>.</p>
 </dd>
   </dl>


   <a id="OpenQA_Selenium_Chromium_ChromiumOptions_AddExcludedArguments_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddExcludedArguments*"></a>

   <h3 id="OpenQA_Selenium_Chromium_ChromiumOptions_AddExcludedArguments_System_String___" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddExcludedArguments(System.String[])">
   AddExcludedArguments(params string[])
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L212"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Adds arguments to be excluded from the list of arguments passed by default
 to the browser executable command line by chromedriver.exe.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">public void AddExcludedArguments(params string[] argumentsToExclude)</code></pre>
   </div>

   <h4 class="section">Parameters</h4>
   <dl class="parameters">
     <dt><code>argumentsToExclude</code> <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a>[]</dt>
     <dd><p>An array of arguments to exclude.</p>
 </dd>
   </dl>


   <h4 class="section">Exceptions</h4>
   <dl class="parameters">
     <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentnullexception">ArgumentNullException</a></dt>
     <dd><p>If <code class="paramref">argumentsToExclude</code> is <a href="https://learn.microsoft.com/dotnet/csharp/language-reference/keywords/null">null</a>.</p>
 </dd>
   </dl>


   <a id="OpenQA_Selenium_Chromium_ChromiumOptions_AddExtension_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddExtension*"></a>

   <h3 id="OpenQA_Selenium_Chromium_ChromiumOptions_AddExtension_System_String_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddExtension(System.String)">
   AddExtension(string)
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L239"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Adds a path to a packed Chrome extension (.crx file) to the list of extensions
 to be installed in the instance of Chrome.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">public void AddExtension(string pathToExtension)</code></pre>
   </div>

   <h4 class="section">Parameters</h4>
   <dl class="parameters">
     <dt><code>pathToExtension</code> <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></dt>
     <dd><p>The full path to the extension to add.</p>
 </dd>
   </dl>


   <h4 class="section">Exceptions</h4>
   <dl class="parameters">
     <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentexception">ArgumentException</a></dt>
     <dd><p>If <code class="paramref">pathToExtension</code> is <a href="https://learn.microsoft.com/dotnet/csharp/language-reference/keywords/null">null</a> or <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string.empty">Empty</a>.</p>
 </dd>
   </dl>


   <a id="OpenQA_Selenium_Chromium_ChromiumOptions_AddExtensions_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddExtensions*"></a>

   <h3 id="OpenQA_Selenium_Chromium_ChromiumOptions_AddExtensions_System_Collections_Generic_IEnumerable_System_String__" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddExtensions(System.Collections.Generic.IEnumerable{System.String})">
   AddExtensions(IEnumerable&lt;string&gt;)
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L268"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Adds a list of paths to packed Chrome extensions (.crx files) to be installed
 in the instance of Chrome.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">public void AddExtensions(IEnumerable&lt;string&gt; extensions)</code></pre>
   </div>

   <h4 class="section">Parameters</h4>
   <dl class="parameters">
     <dt><code>extensions</code> <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.collections.generic.ienumerable-1">IEnumerable</a>&lt;<a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a>&gt;</dt>
     <dd><p>An <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.collections.generic.ienumerable-1">IEnumerable&lt;T&gt;</a> of full paths to the extensions to add.</p>
 </dd>
   </dl>


   <h4 class="section">Exceptions</h4>
   <dl class="parameters">
     <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentnullexception">ArgumentNullException</a></dt>
     <dd><p>If <code class="paramref">extensions</code> is <a href="https://learn.microsoft.com/dotnet/csharp/language-reference/keywords/null">null</a>.</p>
 </dd>
     <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.io.filenotfoundexception">FileNotFoundException</a></dt>
     <dd><p>If any extension file path does not point to a file.</p>
 </dd>
   </dl>


   <a id="OpenQA_Selenium_Chromium_ChromiumOptions_AddExtensions_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddExtensions*"></a>

   <h3 id="OpenQA_Selenium_Chromium_ChromiumOptions_AddExtensions_System_String___" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddExtensions(System.String[])">
   AddExtensions(params string[])
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L256"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Adds a list of paths to packed Chrome extensions (.crx files) to be installed
 in the instance of Chrome.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">public void AddExtensions(params string[] extensions)</code></pre>
   </div>

   <h4 class="section">Parameters</h4>
   <dl class="parameters">
     <dt><code>extensions</code> <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a>[]</dt>
     <dd><p>An array of full paths to the extensions to add.</p>
 </dd>
   </dl>


   <h4 class="section">Exceptions</h4>
   <dl class="parameters">
     <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentnullexception">ArgumentNullException</a></dt>
     <dd><p>If <code class="paramref">extensions</code> is <a href="https://learn.microsoft.com/dotnet/csharp/language-reference/keywords/null">null</a>.</p>
 </dd>
     <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.io.filenotfoundexception">FileNotFoundException</a></dt>
     <dd><p>If any extension file path does not point to a file.</p>
 </dd>
   </dl>


   <a id="OpenQA_Selenium_Chromium_ChromiumOptions_AddLocalStatePreference_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddLocalStatePreference*"></a>

   <h3 id="OpenQA_Selenium_Chromium_ChromiumOptions_AddLocalStatePreference_System_String_System_Object_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddLocalStatePreference(System.String,System.Object)">
   AddLocalStatePreference(string, object)
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L371"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Adds a preference for the local state file in the user's data directory for Chromium.
 If the specified preference already exists, it will be overwritten.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">public void AddLocalStatePreference(string preferenceName, object preferenceValue)</code></pre>
   </div>

   <h4 class="section">Parameters</h4>
   <dl class="parameters">
     <dt><code>preferenceName</code> <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></dt>
     <dd><p>The name of the preference to set.</p>
 </dd>
     <dt><code>preferenceValue</code> <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object">object</a></dt>
     <dd><p>The value of the preference to set.</p>
 </dd>
   </dl>


   <h4 class="section">Exceptions</h4>
   <dl class="parameters">
     <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentnullexception">ArgumentNullException</a></dt>
     <dd><p>If <code class="paramref">preferenceName</code> is <a href="https://learn.microsoft.com/dotnet/csharp/language-reference/keywords/null">null</a>.</p>
 </dd>
   </dl>


   <a id="OpenQA_Selenium_Chromium_ChromiumOptions_AddUserProfilePreference_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddUserProfilePreference*"></a>

   <h3 id="OpenQA_Selenium_Chromium_ChromiumOptions_AddUserProfilePreference_System_String_System_Object_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddUserProfilePreference(System.String,System.Object)">
   AddUserProfilePreference(string, object)
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L354"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Adds a preference for the user-specific profile or &quot;user data directory.&quot;
 If the specified preference already exists, it will be overwritten.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">public void AddUserProfilePreference(string preferenceName, object preferenceValue)</code></pre>
   </div>

   <h4 class="section">Parameters</h4>
   <dl class="parameters">
     <dt><code>preferenceName</code> <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></dt>
     <dd><p>The name of the preference to set.</p>
 </dd>
     <dt><code>preferenceValue</code> <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object">object</a></dt>
     <dd><p>The value of the preference to set.</p>
 </dd>
   </dl>


   <h4 class="section">Exceptions</h4>
   <dl class="parameters">
     <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentnullexception">ArgumentNullException</a></dt>
     <dd><p>If <code class="paramref">preferenceName</code> is <a href="https://learn.microsoft.com/dotnet/csharp/language-reference/keywords/null">null</a>.</p>
 </dd>
   </dl>


   <a id="OpenQA_Selenium_Chromium_ChromiumOptions_AddVendorSpecificChromiumCapabilities_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddVendorSpecificChromiumCapabilities*"></a>

   <h3 id="OpenQA_Selenium_Chromium_ChromiumOptions_AddVendorSpecificChromiumCapabilities_OpenQA_Selenium_IWritableCapabilities_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddVendorSpecificChromiumCapabilities(OpenQA.Selenium.IWritableCapabilities)">
   AddVendorSpecificChromiumCapabilities(IWritableCapabilities)
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L514"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Adds vendor-specific capabilities for Chromium-based browsers.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">protected virtual void AddVendorSpecificChromiumCapabilities(IWritableCapabilities capabilities)</code></pre>
   </div>

   <h4 class="section">Parameters</h4>
   <dl class="parameters">
     <dt><code>capabilities</code> <a class="xref" href="OpenQA.Selenium.IWritableCapabilities.html">IWritableCapabilities</a></dt>
     <dd><p>The capabilities to add.</p>
 </dd>
   </dl>


   <a id="OpenQA_Selenium_Chromium_ChromiumOptions_AddWindowType_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddWindowType*"></a>

   <h3 id="OpenQA_Selenium_Chromium_ChromiumOptions_AddWindowType_System_String_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddWindowType(System.String)">
   AddWindowType(string)
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L424"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Adds a type of window that will be listed in the list of window handles
 returned by the Chrome driver.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">public void AddWindowType(string windowType)</code></pre>
   </div>

   <h4 class="section">Parameters</h4>
   <dl class="parameters">
     <dt><code>windowType</code> <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></dt>
     <dd><p>The name of the window type to add.</p>
 </dd>
   </dl>


   <h4 class="section" id="OpenQA_Selenium_Chromium_ChromiumOptions_AddWindowType_System_String__remarks">Remarks</h4>
   <div class="markdown level1 remarks"><p>This method can be used to allow the driver to access {webview}
 elements by adding &quot;webview&quot; as a window type.</p>
 </div>

   <h4 class="section">Exceptions</h4>
   <dl class="parameters">
     <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentexception">ArgumentException</a></dt>
     <dd><p>If <code class="paramref">windowType</code> is <a href="https://learn.microsoft.com/dotnet/csharp/language-reference/keywords/null">null</a> or <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string.empty">Empty</a>.</p>
 </dd>
   </dl>


   <a id="OpenQA_Selenium_Chromium_ChromiumOptions_AddWindowTypes_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddWindowTypes*"></a>

   <h3 id="OpenQA_Selenium_Chromium_ChromiumOptions_AddWindowTypes_System_Collections_Generic_IEnumerable_System_String__" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddWindowTypes(System.Collections.Generic.IEnumerable{System.String})">
   AddWindowTypes(IEnumerable&lt;string&gt;)
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L451"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Adds a list of window types that will be listed in the list of window handles
 returned by the Chromium driver.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">public void AddWindowTypes(IEnumerable&lt;string&gt; windowTypesToAdd)</code></pre>
   </div>

   <h4 class="section">Parameters</h4>
   <dl class="parameters">
     <dt><code>windowTypesToAdd</code> <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.collections.generic.ienumerable-1">IEnumerable</a>&lt;<a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a>&gt;</dt>
     <dd><p>An <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.collections.generic.ienumerable-1">IEnumerable&lt;T&gt;</a> of window types to add.</p>
 </dd>
   </dl>


   <h4 class="section">Exceptions</h4>
   <dl class="parameters">
     <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentnullexception">ArgumentNullException</a></dt>
     <dd><p>If <code class="paramref">windowTypesToAdd</code> is <a href="https://learn.microsoft.com/dotnet/csharp/language-reference/keywords/null">null</a>.</p>
 </dd>
   </dl>


   <a id="OpenQA_Selenium_Chromium_ChromiumOptions_AddWindowTypes_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddWindowTypes*"></a>

   <h3 id="OpenQA_Selenium_Chromium_ChromiumOptions_AddWindowTypes_System_String___" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.AddWindowTypes(System.String[])">
   AddWindowTypes(params string[])
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L440"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Adds a list of window types that will be listed in the list of window handles
 returned by the Chromium driver.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">public void AddWindowTypes(params string[] windowTypesToAdd)</code></pre>
   </div>

   <h4 class="section">Parameters</h4>
   <dl class="parameters">
     <dt><code>windowTypesToAdd</code> <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a>[]</dt>
     <dd><p>An array of window types to add.</p>
 </dd>
   </dl>


   <h4 class="section">Exceptions</h4>
   <dl class="parameters">
     <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentnullexception">ArgumentNullException</a></dt>
     <dd><p>If <code class="paramref">windowTypesToAdd</code> is <a href="https://learn.microsoft.com/dotnet/csharp/language-reference/keywords/null">null</a>.</p>
 </dd>
   </dl>


   <a id="OpenQA_Selenium_Chromium_ChromiumOptions_EnableMobileEmulation_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.EnableMobileEmulation*"></a>

   <h3 id="OpenQA_Selenium_Chromium_ChromiumOptions_EnableMobileEmulation_OpenQA_Selenium_Chromium_ChromiumMobileEmulationDeviceSettings_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.EnableMobileEmulation(OpenQA.Selenium.Chromium.ChromiumMobileEmulationDeviceSettings)">
   EnableMobileEmulation(ChromiumMobileEmulationDeviceSettings?)
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L405"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Allows the Chromium browser to emulate a mobile device.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">public void EnableMobileEmulation(ChromiumMobileEmulationDeviceSettings? deviceSettings)</code></pre>
   </div>

   <h4 class="section">Parameters</h4>
   <dl class="parameters">
     <dt><code>deviceSettings</code> <a class="xref" href="OpenQA.Selenium.Chromium.ChromiumMobileEmulationDeviceSettings.html">ChromiumMobileEmulationDeviceSettings</a></dt>
     <dd><p>The <a class="xref" href="OpenQA.Selenium.Chromium.ChromiumMobileEmulationDeviceSettings.html">ChromiumMobileEmulationDeviceSettings</a>
 object containing the settings of the device to emulate.</p>
 </dd>
   </dl>


   <h4 class="section" id="OpenQA_Selenium_Chromium_ChromiumOptions_EnableMobileEmulation_OpenQA_Selenium_Chromium_ChromiumMobileEmulationDeviceSettings__remarks">Remarks</h4>
   <div class="markdown level1 remarks"><p>Specifying an invalid device name will not throw an exception, but
 will generate an error in Chrome when the driver starts. To unset mobile
 emulation, call this method with <a href="https://learn.microsoft.com/dotnet/csharp/language-reference/keywords/null">null</a> as the argument.</p>
 </div>

   <h4 class="section">Exceptions</h4>
   <dl class="parameters">
     <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.argumentexception">ArgumentException</a></dt>
     <dd><p>Thrown if the device settings option does
 not have a user agent string set.</p>
 </dd>
   </dl>


   <a id="OpenQA_Selenium_Chromium_ChromiumOptions_EnableMobileEmulation_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.EnableMobileEmulation*"></a>

   <h3 id="OpenQA_Selenium_Chromium_ChromiumOptions_EnableMobileEmulation_System_String_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.EnableMobileEmulation(System.String)">
   EnableMobileEmulation(string?)
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L389"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Allows the Chromium browser to emulate a mobile device.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">public void EnableMobileEmulation(string? deviceName)</code></pre>
   </div>

   <h4 class="section">Parameters</h4>
   <dl class="parameters">
     <dt><code>deviceName</code> <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></dt>
     <dd><p>The name of the device to emulate. The device name must be a
 valid device name from the Chrome DevTools Emulation panel.</p>
 </dd>
   </dl>


   <h4 class="section" id="OpenQA_Selenium_Chromium_ChromiumOptions_EnableMobileEmulation_System_String__remarks">Remarks</h4>
   <div class="markdown level1 remarks"><p>Specifying an invalid device name will not throw an exception, but
 will generate an error in Chrome when the driver starts. To unset mobile
 emulation, call this method with <a href="https://learn.microsoft.com/dotnet/csharp/language-reference/keywords/null">null</a> as the argument.</p>
 </div>


   <a id="OpenQA_Selenium_Chromium_ChromiumOptions_ToCapabilities_" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.ToCapabilities*"></a>

   <h3 id="OpenQA_Selenium_Chromium_ChromiumOptions_ToCapabilities" data-uid="OpenQA.Selenium.Chromium.ChromiumOptions.ToCapabilities">
   ToCapabilities()
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L492"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Returns DesiredCapabilities for Chromium with these options included as
 capabilities. This does not copy the options. Further changes will be
 reflected in the returned capabilities.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">public override ICapabilities ToCapabilities()</code></pre>
   </div>


   <h4 class="section">Returns</h4>
   <dl class="parameters">
     <dt><a class="xref" href="OpenQA.Selenium.ICapabilities.html">ICapabilities</a></dt>
     <dd><p>The DesiredCapabilities for Chrome with these options.</p>
 </dd>
   </dl>


 </article>

         <div class="contribution d-print-none">
           <a href="https://github.com/SeleniumHQ/selenium/blob/trunk/dotnet/src/webdriver/Chromium/ChromiumOptions.cs/#L30" class="edit-link">Edit this page</a>
         </div>


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