
Fix Windows Defender High Memory Usage in Windows 11
You open Task Manager and see Windows Defender (Microsoft Defender Antivirus) using 500 MB or mor...
Software troubleshooting desk

You open Task Manager and see Windows Defender (Microsoft Defender Antivirus) using 500 MB or mor...

If Windows Defender (Microsoft Defender Antivirus) scans are taking unusually long—sometimes hour...

If you see the message “Command Prompt has been disabled by your administrator” when trying to op...

You open File Explorer, type a filename or keyword into the search box, and nothing happens — or ...

If your Windows 10 PC is running slow and Task Manager shows Windows Security (or Antimalware Ser...

You open Chrome and see a profile update error, or sync just stops working. This often happens af...