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

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

You try to install or update an app from the Microsoft Store and get a 'permission denied' error....

You open Settings > Update & Security > Activation, and it just sits there spinning. The activati...

When you see error code 0x80073cf9 while trying to install or update an app from the Windows Stor...

Outlook using too much memory can slow down your whole system. Often the culprit is a corrupt or ...

You might need Command Prompt in Safe Mode to troubleshoot boot issues, repair system files, or r...