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

How to Fix Remote Desktop Port 3383 Already in Use

When you try to start a Remote Desktop session and get an error that port 3389 is already in use,...

Fix Error 0xc004f074: Windows Activation Not Working

If you see error 0xc004f074 when trying to activate Windows, it usually means the activation serv...

Windows Defender File Locked: Fix Setup Stuck Issues

When installing or updating software, you might see an error that Windows Defender has locked a f...

Fix 'Task Scheduler Command Not Found' When Running Script

You set up a batch or PowerShell script in Task Scheduler, but when it runs, you see "command not...

Fix Task Scheduler '404 Not Found' After Windows Update

After a recent Windows update, you might open Task Scheduler and see a "404 Not Found" error when...

Fix Windows Security Authentication Error 0x80070035