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

Fix Windows Defender Real-Time Protection Turning Off

If you see a notification that Windows Defender real-time protection is off, or it keeps turning ...

How to Fix OneDrive 404 Error When Opening Shared Files

When you click a shared OneDrive link and see a 404 error, the file is not deleted or corrupted—u...

Windows Terminal 504 Error: Causes and Fixes

You open Windows Terminal and get a 504 Gateway Timeout error when trying to acc...

Reset Windows Update Components Using Command Prompt

If Windows Update is stuck, showing errors like 0x80070002 or 0x80073712, or simply won't install...

Fix Command Prompt Token Expired Not Working

If you see a 'token expired' or 'not working' error in Command Prompt, it usually means an authen...

How to Fix Command Prompt High CPU Usage on Windows 10