Checklists for software errors, setup, and tool workflows.

Windows Store Error 0x80073cf9: How to Fix Installation Failures

You try to install or update an app from the Microsoft Store, but you get error 0x80073cf9. The a...

How to Troubleshoot PowerShell 404 Not Found Errors

When PowerShell shows a 404 Not Found error, it usually means the system cannot locate a file, mo...

Fixing SSH Connection Timed Out from Windows to Linux

When you try to SSH from a Windows machine to a Linux server and get a "Connection timed out" err...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

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

How to Fix Microsoft Teams Invalid Configuration Error Code

If you see an “invalid configuration” error in Microsoft Teams, the app usually fails to sign in ...

How to Fix Microsoft Store Update Stuck at 0 Percent

You click Update in Microsoft Store, but the progress bar sits at 0% for minutes or hours. This i...