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

Fix Missing Windows Security App Icon or Shortcut

You click the Start menu or search for Windows Security, but the app icon is gone. The shortcut m...

Fix Command Prompt Not Working After Windows Update

After a Windows update, you might click Command Prompt and nothing happens—or it opens and closes...

How to Fix Microsoft Store Not Opening After Update

After a Windows update, the Microsoft Store may fail to open—clicking the icon does nothing, or i...

Fix Windows Terminal Token Expired Error: Step-by-Step

You're working in Windows Terminal and suddenly see a 'token expired' or 'authentication token ex...

Fix Git Token Expired Error in CMD: Step-by-Step