If Windows Security in Windows 11 is not opening or working then you can follow this guide to fix the problem. Use an admin account to do so.

If Windows Defender Start Actions button is not working on Windows 11/10, here are working suggestions that are sure to fix the issue for you.

4. Repair the Windows services: If this doesn’t work either, check the Windows system files. Enter cmd in the Windows search and select Command Prompt > Open as administrator.

The Windows 11 Start menu not working can have many reasons. Hence, we have an extensive list of fixes. One of them will work for you.

Microsoft has confirmed an issue causing the Windows Start menu to become unresponsive and some applications to no longer launch.