Fix Windows Security Not Starting Automatically After Boot
You boot your PC and notice Windows Security (formerly Windows Defender) isn't running. The icon ...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listHow to Fix Windows Search Not Working in Windows 10
When Windows Search stops returning results or the search box does nothing, it usually points to ...
Fix Windows 10 Update Error 0x80073712: Missing or Corrupt Files
When Windows Update fails with code 0x80073712, it usually means some update-related files are mi...
Windows Defender Authentication Failed: Step-by-Step Checklist
You open Windows Security and see 'Authentication failed' when trying to use Windows Defender. Th...
Fix Windows Activation Connection Refused After Update
After a Windows update, you might see an error that activation servers can't be reached—often phr...
Windows Defender 502 Bad Gateway: Setup and Troubleshooting Guide
When setting up Windows Defender or updating its definitions, you might encounter a 502 B...
Topic paths
Quick titles
Troubleshoot Microsoft Store Not Working and High CPUFix OBS Black Screen and Permission Denied on Windows 11Troubleshoot Windows Security Settings SyncFixing GitHub Actions Permission Denied for Git CommandsMicrosoft Store Download Stuck at 0 Bytes FixFixing Windows Defender HTTPS Certificate Errors10-Step Windows Terminal Configuration GuideFix 'Path Not Found' in Microsoft Store on Windows