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

Fix OBS Virtual Camera Not Detected by Zoom

You've set up OBS Studio with the Virtual Camera plugin, but Zoom shows nothing in the camera dro...

Fix Windows Security High CPU Usage: Practical Steps

If your computer feels sluggish and Task Manager shows that Windows Security (or Antimalware Serv...

Fix MySQL Workbench Connection Refused on Mac

When MySQL Workbench on Mac shows 'connection refused', it usually means the MySQL server isn't r...

Fix 'Command Prompt Auto Start Registry Permission Denied' Error

You're trying to configure Command Prompt to launch automatically at startup by editing the Windo...

Where Windows Defender Stores Its Cache Files

If Windows Defender (now Microsoft Defender Antivirus) won't update definitions, hangs during sca...

Fix Windows Defender Module Not Found Error 0x80070643