Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

View list

Fix PowerShell Command Not Recognized in Windows 11

You type a PowerShell command and get 'not recognized as the name of a cmdlet, function, script f...

Fix Windows Terminal Stuck on Splash Screen

Windows Terminal opens to a splash screen and then hangs—no cursor, no tabs, just the logo. This ...

Fix Nginx Config Test Failed: Permission Denied

When you run nginx -t and see permission denied, the config file syntax...

Fix Microsoft Teams SSL Certificate Not Trusted Error

When you open Microsoft Teams and see an error like "SSL certificate not trusted" or "Your connec...

Fix Chrome 504 Gateway Timeout When Using a VPN

You're browsing with a VPN active, and Chrome suddenly shows a 504 Gateway Timeout

Fix Python Module Not Found on Windows 10: Step-by-Step
When you run a Python script on Windows 10 and see ModuleNotFoundError: No module named '.....