Checklists for software errors, setup, and tool workflows.

Fix MySQL Workbench Cannot Connect to Localhost Error

You open MySQL Workbench, try to connect to localhost, and get an error. The message might say "C...

How to Fix a Chrome Extension That Is Not Responding

You click an extension icon, but nothing happens. Or the popup shows a loading spinner that never...

Windows Update 404 Not Found: Practical Checklist

When Windows Update gives you a 404 Not Found error, it usually means the update files are missin...

Fix Chrome 502 Bad Gateway Error Caused by Extensions

You're browsing Chrome and suddenly see a 502 Bad Gateway error. The page won't ...

Windows Security 502 Bad Gateway: Troubleshooting Checklist

If you see a 502 Bad Gateway error when opening Windows Security, it usually means the app can't ...

How to Restore Chrome Profile After a Crash

Symptoms of a Corrupted Chrome Profile

After a browser crash, you might see errors like '...