
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 click Sign In, enter your credentials, and then Teams loops back to the sign‑in screen. This ...

When you launch Microsoft Teams, you may encounter a dependency conflict error with a specific er...

You try to start Windows Defender but get error 0x80070422: “The service cannot be started, eithe...

If you've booted into Safe Mode and Windows Defender won't start, shows a loading spinner indefin...

If Microsoft Teams is slow to connect, drops calls, or fails to load, your network configuration ...