Checklists for software errors, setup, and tool workflows.

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Fix 'Windows Activation Script Not Working Command Not Found' Error

When you run a Windows activation script (typically a .bat or .ps1 file) and see 'command not fou...

Fix Windows Terminal Config File Not Saving

You edit your Windows Terminal settings, click Save, and the changes vanish. Or you restart the a...

Fix Windows Update Error 0x80070002 Version Mismatch

You run Windows Update and get error 0x80070002 with a message about a version mismatch. This usu...

How to Fix Windows Security Not Loading

You click the Windows Security icon in the taskbar or try to open it from Settings, but nothing h...

Fix Docker Compose Port Already in Use on Host

When you run docker compose up and get an error like Error starting userland p...

Windows Security 404 Not Found: Setup and Fix Guide
When you open Windows Security (formerly Windows Defender) and see a blank page or a '404 Not Fou...