
Command Prompt Invalid Configuration Troubleshooting Checklist
When you see 'invalid configuration' in Command Prompt, it usually means something in the environ...
Software troubleshooting desk

When you see 'invalid configuration' in Command Prompt, it usually means something in the environ...

If you see a 404 error when trying to open Windows Defender, it usually means the app's files are...

When you open Microsoft Store and see a 404 Not Found error, it usually means the store can't loa...

When you double-click Windows Security and nothing opens, or you see error 0x80073cfc, it usually...

You open Windows Defender and see an authentication failed error. This often happens after a fail...

If you suspect Windows Security (formerly Windows Defender) is not detecting threats, you might s...