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

How to Fix Task Scheduler High CPU Usage from Background Tasks

You open Task Manager and see Task Scheduler consuming 20–50% CPU, even when your PC is idle. Bac...

Fix OBS Virtual Camera Audio Sync Issues

If you're using OBS Virtual Camera for Zoom, Teams, or other apps and notice the audio is out of ...

How to Fix 'npm command not found' on Mac

Fix Windows Defender Invalid Configuration Error 0x800705b4

When you see error 0x800705b4 in Windows Defender, it usually appears during an update or scan at...

Fix Command Prompt Blank Screen After Windows 11 Update

After a Windows 11 update, you might open Command Prompt and see only a blank window with no prom...

Fix Windows Defender Failed to Start: Registry Repair Steps

When you see “Windows Defender failed to start” or “Windows Defender service terminated unexpecte...