Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

View list

Fix Windows Defender 504 Gateway Timeout Error

You open Windows Security and see a '504 Gateway Timeout' error. This usually means Windows Defen...

npm Command Not Found: Troubleshooting Checklist

You type npm install and get npm: command not found. This typically mea...

Best Windows Update Settings for Gaming Performance

If you've ever been kicked out of a game by a sudden Windows update restart or noticed stuttering...

Fix Missing Windows Security App Icon or Shortcut

You click the Start menu or search for Windows Security, but the app icon is gone. The shortcut m...

How to Install a Missing PowerShell Module

When you run a script or command in PowerShell and see an error like Import-Module : The sp...

Fix Windows Defender & Ubuntu Sync Issues on Dual Boot
If you dual-boot Windows and Ubuntu, you might notice that files modified in Ubuntu trigger repea...