How to Fix Windows Security Error 0x80070422
You open Windows Security and get error 0x80070422, or see a message that the app can't start. Th...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix 'Command Not Found' Error on Mac Terminal
When you type a command in Mac Terminal and see command not found, it usually means ...
Fix Windows Search Dependency Conflict Error 0x80070002
If you see error 0x80070002 when using Windows Search, it usually means a file or dependency is m...
Fix 'Permission Denied' When Running Windows Update Offline Installer
When you try to run a Windows Update offline installer (typically an .msu file) and get a 'permis...
Fix Microsoft Teams DNS Error 0xcaa20002
When launching Microsoft Teams, you may encounter error code 0xcaa20002, typically accompanied by...
Fix Windows Login Loop with CMD Repair Tool
You log in, see the desktop for a second, and get kicked back to the lock screen. This Windows lo...
Issue queue
SitemapTroubleshoot Windows Update Failure After Upgrade
Resolve 'Outlook Data File Cannot Be Accessed' Error
Outlook Rate Limit Error: Complete Troubleshooting Checklist
Resolve Task Scheduler Cache Error 0x80070057
Resolve Command Prompt Not Working on Windows 10
How to Fix Windows Update Auto-Start Permission Denied
Fix OneDrive Not Starting Automatically Windows 11
Move Task Scheduler Tasks to New Server
How to Fix Remote Desktop Module Not Found Error
Resolve Windows Defender Error 0x80070643 Path Not Found
How to Repair a Corrupt Windows Search Database
Windows Search 504 Error After Network Reset
Resolve 'Outlook Data File Cannot Be Accessed' Error
Outlook Rate Limit Error: Complete Troubleshooting Checklist
Resolve Task Scheduler Cache Error 0x80070057
Resolve Command Prompt Not Working on Windows 10
How to Fix Windows Update Auto-Start Permission Denied
Fix OneDrive Not Starting Automatically Windows 11
Move Task Scheduler Tasks to New Server
How to Fix Remote Desktop Module Not Found Error
Resolve Windows Defender Error 0x80070643 Path Not Found
How to Repair a Corrupt Windows Search Database
Windows Search 504 Error After Network Reset