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

Fix 'Not Recognized as Internal or External Command' Error

You type a command in Command Prompt and see "'command' is not recognized as an internal or exter...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

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

Fix 'Port Already Allocated' Error in Windows Defender

You open Windows Defender Security Center or try to run a scan, and you see an error saying a por...

Fix Windows Search Offline Installer Configuration Failed Error

You're trying to install Windows Search using an offline installer, but you get a 'configuration ...

Fix Command Prompt Offline Installer Not Working on Windows 7

You try to install something using the Command Prompt in offline mode on Windows 7, but nothing h...

Fix Task Scheduler 502 Bad Gateway Sync Issues

If you see a 502 Bad Gateway error when Task Scheduler tries to sync tasks, it usually means a do...