Fix Missing Windows Security After Update
After a Windows update, you might find that Windows Security (formerly Windows Defender) is missi...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listHow to Fix Windows Defender Antivirus Disabled Permanently
If Windows Defender Antivirus stays disabled even after you try to turn it on, the problem is oft...
Fix Chrome Profile Rate Limit Error After Update
After a Chrome update, some users see a message like “Profile rate limit error” or “Your profile ...
Fix Windows Defender Token Expired Registry Error
If you see an error like "Token expired" in Windows Security or Event Viewer, it usually...
Fix Windows Update Module Not Found Configuration Error
You see an error that says something like "Windows Update module not found" or "Configuration fai...
Fix Windows Search Service Not Running Error
When you see a message like “Windows Search service is not running” in the search box or in setti...
Topic paths
Quick titles
Stop Windows Update from Using Data on Metered Wi-FiUbuntu OneDrive Error 0x8004de40 FixWindows Defender Setup Error 504 TroubleshootingOneDrive Permission Denied Error FixFix Chrome Profile Connection Timeout & Permission Denied ErrorsHow to Fix Windows Update Token Expired ErrorTroubleshooting VSCode SSH Permission DeniedHow to Speed Up Task Scheduler with Many Tasks