Checklists for software errors, setup, and tool workflows.

Fix Chrome Certificate Error: Invalid Authority SSL Certificate

If Chrome shows 'Your connection is not private' with 'NET::ERR_CERT_AUTHORITY_INVALI...

Fix Windows Update Error 0x800f081f with Media Creation Tool

If you see error 0x800f081f when running Windows Update, it usually means a system file or compon...

How to Fix Windows Update Service Disabled

If your Windows Update service is disabled, you'll likely see error messages like "Window...

Fix Windows 11 WiFi Connected but No Internet After Sleep

You wake your Windows 11 PC from sleep, the WiFi icon shows connected, but you can't load any...

Fix 'package.json Not Found' After Cloning a Repository

Symptom

You clone a repository from GitHub (or another remote), change into the directory...