Audacity

Recording

1. Set Input Audio Device

Set audio device in Audacity to CoreAudio BlackHole 2 (Stereo) Recording Channels

2. Record

Click the red record button.

Troubleshooting

No sound is coming through BlackHole into Audacity.

Check System Preferences -> Security & Privacy -> Privacy -> Microphone to make sure your Audacity has microphone access.

If Audacity is not listed. Try the following.

1. Place Audacity in the downloads folder.
2. Open Audacity
3. Grant access to use the microphone.