How to Fix Windows Search 404 Errors
If you see a '404 Not Found' error when using Windows Search, it usually means the search index c...
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View listSSL Certificate Error in Windows Defender: Troubleshooting Checklist
If you see an SSL certificate error when Windows Defender tries to update or scan, it usually poi...
Fix Windows Defender Service Not Starting (Error 0x80070422)
You try to start Windows Defender but get error 0x80070422: “The service cannot be started, eithe...
How to Fix Windows Update Configuration Failed Rollback
You see "Windows Update configuration failed. Reverting changes." after a system restart. This us...
BitLocker Service Unavailable in Windows 10: Fixes That Work
You go to turn on BitLocker, but the option is grayed out or you get an error that the service is...
Windows Defender File Locked: Quick Troubleshooting Checklist
When Windows Defender locks a file, you often see errors like 'Access denied', 'File in use', or ...
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