Fix Windows Defender Error 0x80070422: Cannot Connect
If you see error 0x80070422 when trying to open Windows Defender Security Center, the service is ...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Windows Defender Path Not Found Error 0x80070643
When you try to update or run Windows Defender, you might see error 0x80070643 with a message lik...
How to Fix 'Failed to Load Extension' Error in Chrome
When you see 'Failed to load extension' in Chrome, it usually means an extension failed to load d...
Microsoft Store Performance Issues Checklist
If the Microsoft Store is loading slowly, failing to download apps, or freezing, the problem is o...
Fix Microsoft Store Invalid Configuration Registry Error
If you see an error saying "Invalid configuration registry" when trying to open Microsoft Store, ...
How to Fix Windows Update Permission Denied Error
You try to install the latest Windows updates, but you get an error like "Permission denied" or "...
Topic paths
Quick titles
Reduce Windows Security RAM Usage (MsMpEng.exe)Microsoft Store Loading Forever: Troubleshooting GuideTroubleshooting Conda Environment Creation with PipLocate Chrome Browser Log Files on MacHow to Fix Windows Search Authentication Failed ErrorChrome Blank White Screen on Startup FixHow to Fix Defender Cmdlet Not Found in PowerShellTroubleshooting Outlook 0x80040115 Service Unavailable