
Windows Defender 502 Bad Gateway: Troubleshooting Checklist
If you see a 502 Bad Gateway error when opening Windows Security or trying to update Windows Defe...

If you see a 502 Bad Gateway error when opening Windows Security or trying to update Windows Defe...

You try to open a Windows Terminal log file and get 'access denied'. This happens when the termin...

If you see "connection refused" when opening Microsoft Store, your firewall or network settings a...

You open Microsoft Store on Windows 11 and see a message like "Token expired" or "Something went ...

After changing your motherboard, CPU, or other major hardware, Windows may not activate immediate...

If you're seeing a 504 Gateway Timeout error in Chrome, it might not be a server...