
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 Windows Defender shows a rate limit error—often with messages like "Threat service has stopped...

If you see an 'Access Denied' error when trying to run a PowerShell script, it's usually not a pe...

If you see a proxy error in Windows Defender—often something like "Your IT administrator has limi...

If you're using Windows Terminal and seeing a 'token expired' error when trying to authenticate o...

After a VS Code update, the debugger may stop working—breakpoints ignored, launch configurations ...