
Checklist for Debugging 502 Bad Gateway in Command Prompt
You're working on a web app or API, and you get a 502 Bad Gateway error. The browser just says '5...

You're working on a web app or API, and you get a 502 Bad Gateway error. The browser just says '5...

You run a PowerShell command that needs internet access—like Invoke-WebRequest or

If you installed Windows on a machine that never went online, or used an offline installer (like ...

When you're connecting to a remote PC over a slow or metered link, every kilobyte counts. The def...

If Windows Defender fails to start, you might see an error like "Windows Defender service won't s...

When you try to connect to PostgreSQL and get "connection refused" or "permission denied", the pr...