Checklists for software errors, setup, and tool workflows.

Fix 504 Gateway Timeout in Google Chrome

You're browsing in Google Chrome and a page fails to load with the message '504 Gateway Timeout'....

Fix 'Command Not Found' When Binary Is in PATH

You've verified that a binary exists in one of your PATH directories, yet the shell reports 'comm...

How to Manually Set Up OneDrive Sync Module

If OneDrive sync stops working or you need to reconfigure it without the default setup wizard, ma...

How to Fix Firefox Profile Missing Error

You open Firefox and see a message that your profile is missing or can't be loaded. This usually ...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

If you're dual-booting Windows and Ubuntu, or replacing Windows...

How to Fix 'npm command not found' on Mac

If you type npm in Terminal and see zsh: command not found: npm (or