
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...

If you notice that Windows Security (formerly Windows Defender) isn't starting automatically with...

You open Windows Terminal and see an error: "Failed to load settings" or the terminal starts with...

When you try to open the Windows Security Log in Event Viewer and get 'Permission Denied' or 'Acc...

After a recent Outlook update, you might see a '502 Bad Gateway' error when trying to send or rec...

If you cleared your browser or system cache and now Remote Desktop (RDP) won't connect, you're no...