How to Unlock a File Locked by Windows Security
You try to open or delete a file, and Windows says it's locked by Windows Security. This usually ...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix PowerShell Path Not Found Error in Environment Variables
When you see an error like powershell is not recognized as an internal or external command<...
Fix Chrome Dependency Conflict Error 0x8007007e
When launching Google Chrome, you might see an error message like "The application was unable to ...
Checklist for Fixing Windows Security Startup Failure
When Windows Security (formerly Windows Defender) fails to start at boot, you may see an error li...
Fix Microsoft Teams Stuck on Loading with Error Code 0xca
If Microsoft Teams gets stuck on the loading screen and shows error code 0xca, the app can't star...
Fix Windows Activation File Locked by Antivirus
If you see an error like “Windows activation file locked by antivirus” or activation repeatedly f...
Topic paths
Quick titles
How to Fix Windows Security Log Not Writing EventsTaskbar Command Prompt Won't LaunchRegistry Fix for Windows Search 404 ErrorFix Windows Update Error 0x80070643Windows Update Connection Refused: Troubleshooting GuideHow to Fix Chrome Access Denied from Proxy ConfigHow to Repair Task Scheduler GUI Not LoadingHow to Fix Chrome Network Issues in Windows 10