
How to Reinstall Windows Defender in Windows 11
If Windows Defender (Microsoft Defender Antivirus) is missing, disabled, or not working correctly...
Software troubleshooting desk

If Windows Defender (Microsoft Defender Antivirus) is missing, disabled, or not working correctly...

PowerShell caches various data—module locations, command metadata, and session state. When you in...

You may see an 'Access Denied' error when trying to open Windows Defender in Safe Mode. This typi...

When you open Services.msc and see that the Windows Update service (wuauserv) is not running, or ...

If you see 'Your profile could not be opened correctly' or 'Invalid profile configuration' when l...

If you see 'Profile authentication failed: Permission denied' when launching Chrome, the browser ...