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

Fix Windows Activation Blank Screen Stuck on Startup

You boot your PC and instead of the desktop, you see a blank screen with a Windows activation wat...

Certbot Certificate Renewal Checklist: 8 Steps to Avoid Downtime

You set up automatic renewal with certbot, but one day your browser shows a security warning. The...

How to Fix Chrome Update Error 12: Step-by-Step Guide

When Chrome fails to update and shows error 12, the browser usually cannot download or install th...

How to Restore Chrome Profile After a Crash

Symptoms of a Corrupted Chrome Profile

After a browser crash, you might see errors like '...

How to Fix npm Install Dependency Conflicts

You run npm install and get a wall of errors about unmet peer dependencies or versio...

Fix Microsoft Teams Auto Start Not Working After Update

If Microsoft Teams no longer launches automatically after you sign in to Windows, an update likel...