Checklists for software errors, setup, and tool workflows.

Python Module Not Found Despite pip list Showing It

You run pip list and see the module is installed, but when you try to import it in P...

Fix npm ERR! code ERESOLVE After Node.js Upgrade

After upgrading Node.js, you might run into npm ERR! code ERESOLVE when installing o...

Fix Outlook Email Sync Failed on Ubuntu

Outlook email sync fails on Ubuntu: what to check

If Outlook (via web browser, Evolution,...

Certbot Nginx Plugin Install Failures: Common Fixes

When you run certbot --nginx and get an error like "The nginx plugin is not working"...

How to Enable Chrome Extensions in Incognito Mode

You have a useful extension, but when you open an incognito window, it's grayed out or missing. B...

Fix Outlook Authentication Failed Error in Exchange Settings

You open Outlook and see an authentication failed error tied to your Exchange account. The passwo...