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

Fix Windows Update Setup Failed Rollback Changes

When a Windows update fails and you see "Undoing changes" or "We couldn't complete the updates, u...

Fix Windows Terminal High CPU Usage and Error Code

You open Windows Terminal and notice your system fan spinning up or the Task Manager shows Window...

How to Fix Chrome Profile Version Mismatch Error

You open Google Chrome and get a message like 'Your profile could not be opened correctly' or 'Pr...

How to Manually Turn On Windows Search Service

If Windows Search stops working—files don't appear in Start menu search, File Explorer search han...

How to Fix Command Prompt High CPU Usage on Windows 10

Fix Jupyter Kernel Not Starting on Windows 10

When you launch a Jupyter notebook and the kernel never starts—or shows a 'Kernel error' or 'Conn...