Fix Windows Security Service Not Starting
You open Windows Security and see an error that the service isn't running. Or you get a notificat...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Windows Defender Error 0x80070643 – Version Mismatch
You update Windows Defender and see error code 0x80070643. The update fails, and Defender may dis...
Fixing 504 Gateway Timeout from Windows Update with Proxy
If you see a "504 Gateway Timeout" error when running Windows Update, and your system uses a prox...
Fix Remote Desktop Permission Denied Error 0x80004005
When you try to connect to a remote desktop and see "An internal error has occurred"
Chrome Extension Not Working After Update: Fixes
After a Chrome update, some extensions may stop working, show errors, or disappear. This usually ...
Fix Windows Terminal Connection Refused When WSL Not Working
When you open Windows Terminal and see "connection refused" for a WSL profile, it usually means t...
Topic paths
Quick titles
Troubleshooting Outlook Service Unavailable ErrorMicrosoft Store Access Denied Fix: Clear CacheResolve Windows KMS Activation DNS Name Does Not ExistFix Chrome Profile Connection Refused & Sync Not WorkingHow to Resolve MySQL Workbench SSH FailureWindows Defender Memory Fix GuideHow to Fix SSL Protocol Error in Chrome: Practical StepsHow to Get Store Apps Updating Again After Windows Update