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

Fix Windows Defender High CPU Usage in Windows 10

If you notice your PC slowing down and the fan spinning up, Windows Defender might be using more ...

Fix Microsoft Store Proxy Error: Cannot Connect

When you open Microsoft Store and see “Cannot connect” or a proxy error, it usually means the app...

Fix Missing Command Prompt After Windows Update

After a Windows update, you might find that Command Prompt is missing from the Start menu, right-...

Fix Jupyter Notebook Token Not Working on Localhost

If you see a token prompt when opening Jupyter Notebook on localhost, and entering the token fail...

How to Fix Chrome SSL Certificate Error After Update

Fix Windows Activation Service Not Running

If you see an error saying the Windows Activation service is not running, your system may not be ...