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

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

If you're dual-booting Windows and Ubuntu, or replacing Windows...

How to Enable Command Prompt Auto Start on Startup in Windows

If you need Command Prompt to open automatically every time you log into Windows—for quick access...

Fix Windows Search Not Returning Results After Update

After a Windows update, you might click the search bar, type a query, and see nothing but a spinn...

Fix Command Prompt 404 Not Found Error

If you're seeing a '404 Not Found' error in Command Prompt, it usually means the file, command, o...

Fix Windows Defender Connection Refused on Windows 10

When you see "connection refused" while using Windows Defender on Windows 10, it usually means th...

Fix Windows Defender Missing After Update

After a Windows update, some users find that Windows Defender is missing from the system tray, Se...