diff --git a/dotnet/src/webdriver/Firefox/FirefoxOptions.cs b/dotnet/src/webdriver/Firefox/FirefoxOptions.cs
index 25ae10039fba8..43f2fb771dfbd 100644
--- a/dotnet/src/webdriver/Firefox/FirefoxOptions.cs
+++ b/dotnet/src/webdriver/Firefox/FirefoxOptions.cs
@@ -59,7 +59,6 @@ public class FirefoxOptions : DriverOptions
     private const string FirefoxPrefsCapability = "prefs";
     private const string FirefoxEnvCapability = "env";
     private const string FirefoxOptionsCapability = "moz:firefoxOptions";
-    private const string FirefoxEnableDevToolsProtocolCapability = "moz:debuggerAddress";
     private readonly List<string> firefoxArguments = new List<string>();
     private readonly Dictionary<string, object> profilePreferences = new Dictionary<string, object>();
     private readonly Dictionary<string, object> additionalFirefoxOptions = new Dictionary<string, object>();
@@ -82,7 +81,6 @@ public FirefoxOptions()
         this.AddKnownCapabilityName(FirefoxOptions.FirefoxLogCapability, "LogLevel property");
         this.AddKnownCapabilityName(FirefoxOptions.FirefoxLegacyProfileCapability, "Profile property");
         this.AddKnownCapabilityName(FirefoxOptions.FirefoxLegacyBinaryCapability, "BrowserExecutableLocation property");
-        this.AddKnownCapabilityName(FirefoxOptions.FirefoxEnableDevToolsProtocolCapability, "EnableDevToolsProtocol property");
         // https://fxdx.dev/deprecating-cdp-support-in-firefox-embracing-the-future-with-webdriver-bidi/.
         // Enable BiDi only
         this.SetPreference("remote.active-protocols", 1);
@@ -113,11 +111,6 @@ public string? BrowserExecutableLocation
     /// </summary>
     public FirefoxDriverLogLevel LogLevel { get; set; } = FirefoxDriverLogLevel.Default;
 
-    /// <summary>
-    /// Gets or sets a value indicating whether to enable the DevTools protocol for the launched browser.
-    /// </summary>
-    public bool EnableDevToolsProtocol { get; set; }
-
     /// <summary>
     /// Gets or sets the options for automating Firefox on Android.
     /// </summary>
@@ -268,10 +261,6 @@ public override ICapabilities ToCapabilities()
         IWritableCapabilities capabilities = GenerateDesiredCapabilities(true);
         Dictionary<string, object> firefoxOptions = this.GenerateFirefoxOptionsDictionary();
         capabilities.SetCapability(FirefoxOptionsCapability, firefoxOptions);
-        if (this.EnableDevToolsProtocol)
-        {
-            capabilities.SetCapability(FirefoxEnableDevToolsProtocolCapability, true);
-        }
 
         return capabilities.AsReadOnly();
     }
diff --git a/dotnet/test/common/CustomDriverConfigs/NightlyChannelFirefoxDriver.cs b/dotnet/test/common/CustomDriverConfigs/NightlyChannelFirefoxDriver.cs
index 0d54b31414e23..0c2095f6d6a66 100644
--- a/dotnet/test/common/CustomDriverConfigs/NightlyChannelFirefoxDriver.cs
+++ b/dotnet/test/common/CustomDriverConfigs/NightlyChannelFirefoxDriver.cs
@@ -42,6 +42,6 @@ public NightlyChannelFirefoxDriver(FirefoxDriverService service, FirefoxOptions
 
     public static FirefoxOptions DefaultOptions
     {
-        get { return new FirefoxOptions() { BrowserVersion = "nightly", AcceptInsecureCertificates = true, EnableDevToolsProtocol = true }; }
+        get { return new FirefoxOptions() { BrowserVersion = "nightly", AcceptInsecureCertificates = true }; }
     }
 }
diff --git a/dotnet/test/common/CustomDriverConfigs/StableChannelFirefoxDriver.cs b/dotnet/test/common/CustomDriverConfigs/StableChannelFirefoxDriver.cs
index 800e8d9cd172c..b3190d2cb8103 100644
--- a/dotnet/test/common/CustomDriverConfigs/StableChannelFirefoxDriver.cs
+++ b/dotnet/test/common/CustomDriverConfigs/StableChannelFirefoxDriver.cs
@@ -42,6 +42,6 @@ public StableChannelFirefoxDriver(FirefoxDriverService service, FirefoxOptions o
 
     public static FirefoxOptions DefaultOptions
     {
-        get { return new FirefoxOptions() { AcceptInsecureCertificates = true, EnableDevToolsProtocol = true }; }
+        get { return new FirefoxOptions() { AcceptInsecureCertificates = true }; }
     }
 }