Checklists for software errors, setup, and tool workflows.

Fix Windows Activation Token Expired via Command Line

If you see a message that your Windows activation token has expired, the system may refuse to act...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

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

Fix Windows Update Stuck After Clean Install of Windows 10

You've just done a clean install of Windows 10, but Windows Update is stuck, won't check for upda...

Fix 502 Bad Gateway in Chrome: Clear Profile Cache

If you're seeing a 502 Bad Gateway error in Chrome, the problem is often on the server side. But ...

Fix Windows Security Invalid Configuration Error Without Reinstalling

You open Windows Security and see the message: "Invalid configuration" or "Something went wrong. ...

Windows Update Offline Installation Checklist for IT Admins

When managing multiple machines in a restricted network, offline Windows update installation is a...