Fix Windows Defender Error 0x800106ba: Failed to Start
If you see “Windows Defender failed to start” with error code 0x800106ba, the Windows Defender se...
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Browse labHow to Fix Windows Defender 502 Bad Gateway Error
If you see a '502 bad gateway' error in Windows Defender, it usually means the security service c...
How to Unlock a File Locked by Windows Terminal
You try to delete, rename, or edit a file and get an error that it's open in Windows Terminal. Th...
Fix Windows Security High Memory Usage
If you notice that Windows Security (formerly Windows Defender) is using a lot of memory—sometime...
Windows Activation Failed to Start Windows 10 Troubleshooting Checklist
If you see the error 'Windows activation failed to start Windows 10' when trying to activate, it ...
Fix Windows Activation High Memory Usage After Update
After a recent Windows update, you might notice your PC running slowly and Task Manager showing t...