
Checklist for Fixing Windows Security Startup Failure
When Windows Security (formerly Windows Defender) fails to start at boot, you may see an error li...
Software troubleshooting desk

When Windows Security (formerly Windows Defender) fails to start at boot, you may see an error li...

You may see a message like "Too many requests" or "Server busy" ...

You're running a PowerShell command and get a red error: "Service unavailable". ...

If you see a yellow warning in Windows Security that says "Threat service has stopped" or "Restar...

When a scheduled backup fails, you might see errors like 'The task did not run' or 'Access is den...

If you see an error referencing a log file when opening Microsoft Store, the app might fail to lo...