
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...

If you see a message like 'Your profile could not be opened correctly' or 'The profile appears to...

You click the PowerShell icon or type 'powershell' in the Start menu, but nothing happens—no wind...

After a Windows update, some users get stuck in a sign-in loop in the Microsoft Store: they enter...

You click "Check for updates," the progress bar barely moves, or it stays at 0% for minutes. This...

You boot into Safe Mode to run a repair command, but Command Prompt throws 'Access Denied' or 'Pe...