Knowledge base for software setup, errors, and daily tool work.

Fix Chrome ERR_TUNNEL_CONNECTION_FAILED When Using VPN

Chrome Not Loading Websites but Internet Works: Fixes to Try

You're connected to the internet—other apps, email, or even another browser work fine—but Chrome ...

Fix Chrome Auto Start with Profile Not Working on Mac

If you rely on Chrome opening automatically when you log in to your Mac—and with a specific profi...

Fix Windows 11 Activation Auto-Start Not Working

If Windows 11 doesn't automatically activate after a hardware change or update, or if the activat...

How to Fix Chrome Token Expired Error

If you're seeing a "token expired" error in Chrome, it usually means your session token—a small f...

Python Module Not Found: Troubleshooting Checklist

You run a Python script and get ModuleNotFoundError: No module named 'something'. Th...