Checklists for software errors, setup, and tool workflows.

Windows 11 Installation Assistant Stuck at 99%: Fixes That Work

You’re upgrading to Windows 11 via the Installation Assistant, and it gets stuck at 99%. The prog...

Fix Windows Security App Not Opening Command Prompt

You click the Windows Security icon or try to launch it from Settings, but nothing happens. Or pe...

Remove Large Files from Git History

If your Git repository is bloated because a large file was committed and later removed, the file ...

Docker Compose Ports Not Working: Common Fixes

You've defined ports in your docker-compose.yml, but containers aren't reachable on the e...

Docker Compose Env Variable Not Available in Container: Fix

You define an environment variable in your docker-compose.yml file, but when you run...

Fix npm ERR! enoent ENOENT: package.json Not Found in node_modules

You run npm install or npm start and get something like:

...