Checklists for software errors, setup, and tool workflows.

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

Symptom

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

Fix VS Code Terminal Not Opening with Docker

If your VS Code terminal refuses to open when Docker is running or after installing Docker extens...

How to Fix Windows Update Error 0x800f081f (Missing Files)

You see error 0x800f081f when running Windows Update, often with a message like 'The source f...

Fix DNS Probe Finished NXDOMAIN on Google DNS Setup

If you see "DNS probe finished NXDOMAIN" in your browser, it means your device couldn'...

Fix Windows Security App Not Starting on Windows 11

You click the Windows Security icon or try to open it from Settings, but nothing happens. The app...

Windows 11 Update Stuck at 0%: Registry Fix Guide

You click 'Check for updates' and see the progress bar stuck at 0% for minutes or hours. ...