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

Chrome Access Denied on Specific Websites: Fixes That Work

You try to visit a site you’ve used before, but Chrome shows “Access Denied” or “403 Forbidden.” ...

GitHub Actions Workflow Not Triggering: Fixes & Checks

You've set up a GitHub Actions workflow, pushed a commit, and nothing happens. The workflow doesn...

Chrome Extension Not Loading: Step-by-Step Fixes

You click the extension icon, but nothing happens. Or the extension is grayed out, missing from t...

How to Fix systemd Service Restarting Repeatedly Error

Fix Windows Activation Update Error 0x80070003

You try to activate Windows or install an update, and get error 0x80070003. It often means Window...

How to Kill a Process Using a Port in Command Prompt

When you try to start a local server or application and see an error like "port already in use" o...