Knowledge base for software setup, errors, and daily tool work.

Fix Microsoft Store Version Mismatch on Windows 11

You open Microsoft Store on Windows 11, try to install or update an app, and see an error about a...

Fix Windows Security Service Error 0x80070422

You attempt to open Windows Security and get an error: "The service did not respond to the start ...

Fix PowerShell Migration Tool Not Working on Windows 10

You've launched the PowerShell migration tool on Windows 10, but it fails to start, throws errors...

Fix 'Microsoft Store Module Not Found' Error on Reinstall

When you try to reinstall an app from the Microsoft Store, you might see an error like "module no...

Fix Windows Defender Service Not Starting (Error 404)

If you see error 404 when trying to start Windows Defender, it usually means the service executab...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

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