How to Enable or Disable Camara and Microphone with Application Guard for Edge

This article describes steps one can take to enable or disable camera and microphone in Microsoft Defender Application Guard for the Microsoft Edge browser in Windows 11.

Microsoft Defender Application Guard works with Microsoft Edge, Microsoft Office app, and browser to help isolate untrusted sites and prevents untrusted Word, PowerPoint, and Excel files from accessing trusted resources.

When you install and enable the Microsoft Defender Application Guard for Edge, certain actions such as copying and pasting, and printing files are disabled. For example, the device’s camera and microphone are disabled in the Application Guard for Edge. You must turn on these settings to allow the device’s camera and microphone within the Edge Application Guard window.

Below is how to allow or disallow the device’s camera and microphone in Microsoft Defender Application Guard with Microsoft Edge browser in Windows 11.

Turn on or off the camera and microphone in the Microsoft Edge browser with Defender Application Guard

As described above, when you install and enable Microsoft Defender Application Guard for Edge, certain actions are disabled. For example, the camera and microphone are disabled in the Application Guard for Edge.

Below is how to change Application Gaurd settings to allow your device’s camera and microphone in Edge.

First, you need to install and enable Microsoft Defender Application Guard for the Microsoft Edge browser. If you haven’t already, read the post below to do so.

How to install and enable Microsoft Defender Application Guarde for Edge browser

After installing, open the Windows Security app.

You can do that by clicking on the Start menu button and searching for “Windows Security“. Under best match, select the Windows Security app to open.

windows security app search on start menu
windows security app search on the start menu

When the Windows Security app opens, click the App & browser control section.

windows 11 app and browser control section windows security app
windows 11 app and browser control section windows security app

On the App & browser control settings page of the Windows Security app, under Isolated browsing, click the link “Change Application Guard settings“.

windows change application guard settings
windows change application guard settings

On the next window, under Camera and microphone, toggle the button to the On position to allow access to your device’s camera and microphone in Application Guard for Microsoft Edge.

To disable it, simply toggle the button back to the Off position.

windows allow camera and microphone from application guard for edge
windows allow a camera and microphone from the application guard for edge

You must restart your computer for the changes to apply.

Enable or disable the camera and microphone in Application Guard via the Windows Registry Editor

If you can’t open the Local Group Policy Editor, you can use the Windows Registry editor instead.

Open the Windows Registry, and navigate to the folder key path as listed below.

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Hvsi

If you don’t see the Hvsi folder key, right-click on the Microsoft key, then create the subkey (Hvsi) folders.

windows applicaton guard for edge enable copy and paste
windows application guard for edge enable copy and paste

Right-click on the Hvsi folder key’s right pane and select New -> DWORD (32-bit) Value. Type a new key named EnableCameraMicrophoneRedirection.

Double-click the new value name (EnableCameraMicrophoneRedirection) and enter the Value data of 1 to enable the camera and microphone access within the Application Guard for Edge.

Value data of 0 to disable the camera and microphone access within the Application Guard for Edge.

windows application guard enable or disable camera and microphone registry value data
windows application guard enable or disable camera and microphone registry value data

Restart your computer for the changes to apply.

Once installed, to use Microsoft Edge in isolated mode with Application Guard, press the keyboard shortcut (CTRL + SHIFT + Q).

You can also click on the Edge browser menu (3 vertical dots) and select New Application Guard windows (CTRL + SHIFT + A).

windows 11 new application guard window
windows 11 new application guard window

That should do it!

Reference:

https://learn.microsoft.com/en-us/windows/security/threat-protection/microsoft-defender-application-guard/md-app-guard-overview

Conclusion:

This post showed you how to enable or disable the camera and microphone in Microsoft Defender Application Guard for Edge browser in Windows 11. If you find any error above or have something to add, please use the comment form below.