BlackHole is a modern MacOS virtual audio driver that allows applications to pass audio to other applications with zero additional latency. How to uninstall BlackHole 16ch from your Mac? Please refer to:

1. Open Finder -> Click Go -> Click Go to Folder;

2. Enter /Library/Audio/Plug-Ins/HAL-> Click Go

3. Right click BlackHole.driver-> Click Move to Trash

4. Restart your Mac.