
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're trying to use Chrome, but you get a message like 'Connection timed out' or 'Could not conn...

If you notice that Windows Security isn't opening automatically when you start Windows 11, or if ...

You set up Windows Security on one device—enabled tamper protection, added exclusions, configured...

You launch PowerShell and notice your CPU usage spikes to 80% or more, even when you're not runni...

When you try to launch Google Chrome from the command line with a custom profile directory, you m...