
Fix Windows Defender Connection Refused or Permission Denied Errors
If you see "connection refused" or "permission denied" when trying to start or update Windows Def...
Software troubleshooting desk

If you see "connection refused" or "permission denied" when trying to start or update Windows Def...

You open Windows Defender Security Center or try to run a scan, and you see an error: Pat...

You update Windows, restart your PC, and instead of your normal login, you see a blue screen aski...

When you open Microsoft Store and get an "Invalid Configuration" error, it usually means the stor...

When Chrome shows 'connection timeout' errors, it usually means the browser gave up waiting for a...

You set up a game capture source in OBS Studio, but the preview shows a black screen. The game ru...