diff --git a/dotnet/src/webdriver/Chromium/ChromiumDriver.cs b/dotnet/src/webdriver/Chromium/ChromiumDriver.cs
index 79a179352bc75..097612e6a76d8 100644
--- a/dotnet/src/webdriver/Chromium/ChromiumDriver.cs
+++ b/dotnet/src/webdriver/Chromium/ChromiumDriver.cs
@@ -216,6 +216,15 @@ public DevToolsSession GetDevToolsSession(int devToolsProtocolVersion)
             return this.devToolsSession;
         }
 
+        public void TerminateDevToolsSession()
+        {
+            if (this.devToolsSession != null)
+            {
+                this.devToolsSession.Dispose();
+                this.devToolsSession = null;
+            }
+        }
+
         protected override void Dispose(bool disposing)
         {
             if (disposing)
diff --git a/dotnet/src/webdriver/DevTools/IDevTools.cs b/dotnet/src/webdriver/DevTools/IDevTools.cs
index aee113604635a..4a9e66cdcd172 100644
--- a/dotnet/src/webdriver/DevTools/IDevTools.cs
+++ b/dotnet/src/webdriver/DevTools/IDevTools.cs
@@ -35,5 +35,7 @@ public interface IDevTools
         /// <param name="protocolVersion">The specific version of the Developer Tools debugging protocol to use.</param>
         /// <returns>The active session to use to communicate with the Developer Tools debugging protocol.</returns>
         DevToolsSession GetDevToolsSession(int protocolVersion);
+
+        void TerminateDevToolsSession();
     }
 }
diff --git a/dotnet/src/webdriver/Firefox/FirefoxDriver.cs b/dotnet/src/webdriver/Firefox/FirefoxDriver.cs
index 8f3085228961e..acf7579725171 100644
--- a/dotnet/src/webdriver/Firefox/FirefoxDriver.cs
+++ b/dotnet/src/webdriver/Firefox/FirefoxDriver.cs
@@ -300,6 +300,15 @@ public DevToolsSession GetDevToolsSession(int devToolsProtocolVersion)
             return this.devToolsSession;
         }
 
+        public void TerminateDevToolsSession()
+        {
+            if (this.devToolsSession != null)
+            {
+                this.devToolsSession.Dispose();
+                this.devToolsSession = null;
+            }
+        }
+
         /// <summary>
         /// In derived classes, the <see cref="PrepareEnvironment"/> method prepares the environment for test execution.
         /// </summary>
diff --git a/dotnet/src/webdriver/Remote/RemoteWebDriver.cs b/dotnet/src/webdriver/Remote/RemoteWebDriver.cs
index f006b3b311876..8dd0e18195f23 100644
--- a/dotnet/src/webdriver/Remote/RemoteWebDriver.cs
+++ b/dotnet/src/webdriver/Remote/RemoteWebDriver.cs
@@ -444,6 +444,15 @@ public DevToolsSession GetDevToolsSession(int protocolVersion)
             return this.devToolsSession;
         }
 
+        public void TerminateDevToolsSession()
+        {
+            if (this.devToolsSession != null)
+            {
+                this.devToolsSession.Dispose();
+                this.devToolsSession = null;
+            }
+        }
+
         private static ICapabilities ConvertOptionsToCapabilities(DriverOptions options)
         {
             if (options == null)