Checklists for software errors, setup, and tool workflows.

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

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

Fix Node Version Mismatch Error ERR_INVALID_ARG_TYPE

You see ERR_INVALID_ARG_TYPE after a Node.js update or when switching projects. This...

Fix Windows Defender Real-Time Protection Not Working with Network Error

You open Windows Security and see a yellow warning that real-time protection is off. When you try...

Fix Windows Terminal Not Working with VPN

If Windows Terminal stops working when your VPN is connected—freezing, failing to launch, or show...

How to Fix Chrome DNS Error Code 105 (ERR_NAME_NOT_RESOLVED)

If you see "DNS error code 105" or "ERR_NAME_NOT_RESOLVED" in Chrome, it means the browser cannot...

Fixing Windows Terminal 404 Errors: A Practical Guide

You open Windows Terminal and see a 404 error when trying to launch a profile. This usually means...