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

How to Fix Windows Activation Version Mismatch Error

You may see a Windows activation error saying the product key doesn't match the installed edition...

Chrome Profile Blank Screen on Windows 10: Fix Guide

You open Chrome on Windows 10, and instead of your usual homepage, you get a blank white screen. ...

How to Fix PowerShell Token Expired in Pipeline

When running PowerShell scripts in a CI/CD pipeline (Azure DevOps, GitHub Actions, Jenkins), you ...

How to Fix Jupyter Notebook Token Authentication Error

When you start Jupyter Notebook, you might see a prompt asking for a token or password, or the br...

Checklist for PowerShell Startup Script Not Working

You set up a PowerShell script to run at startup, but it doesn't execute. This article walks thro...

How to Restore Chrome Profile After a Crash

Symptoms of a Corrupted Chrome Profile

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