Checklists for software errors, setup, and tool workflows.

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Fix Windows 11 Update Stuck at 0% with Clean Boot

You start a Windows Update, but it sits at 0% for minutes or hours. This can happen after a faile...

Fix Docker Nginx 502 Bad Gateway with MySQL

You have a Dockerized web app behind Nginx, and you're seeing a 502 Bad Gateway error. The ap...

How to Allow Unrelated Histories in Git Merge

If you see the error fatal: refusing to merge unrelated histories when running

Fix Ethernet Connected but No Internet on Windows 11

You plug in an Ethernet cable, Windows 11 shows you're connected, but websites won't load...

Fix 'python' Command Not Found in Windows PowerShell

When you type python in Windows PowerShell and see python : The term 'pyth...

Fix Windows Update Service Not Running for System Restore
You might see “System Restore did not complete successfully” or “Windows Update service is not ru...