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Resolving Audio Interface Issues on Mac | Sweetwater
https://www.sweetwater.com/sweetcare/articles/resolving-audio-interface-issues-on-mac/#:~:text=Click%20the%20Apple%20icon%2C%20hold%20the%20option%20key,and%20view%20the%20status%20of%20your%20audio%20interface.
Core audio not available. - Apple Community
https://discussions.apple.com/thread/3389238
Hopefully, the Core Audio drivers are still working, and you just receive a misleading error message. Two basic trouble shooting measures to try, independent of your Software Versions: Can other Applications produce sound (e.g, iTunes, Quicktime)? If yes, then the problem seems to be a GarageBand Problem
Mac Sound Not Working? 7 Simple Fixes for Audio Issues …
https://catrachadas.com/mac-sound-not-working-7-simple-fixes-for-audio-issues-on-mac
sudo killall coreaudiod Press To return, enter your administrator password and check the sound again. That Core audio Process should be restarted. In rare cases, you may not hear any sound at all. If so, shut down and restart your Mac. If a reboot is not an option at the moment, use this command instead:
macbook pro - Core Audio Driver not working - Ask Different
https://apple.stackexchange.com/questions/63879/core-audio-driver-not-working
However, the last time I tried, I got an error message saying "Error in the sound driver of Core Audio. Your sound card is probably not connected, or the settings are incorrect". If I use the headphone by themselves, the USB sound card by itself, or my speakers by themselves, they all work individually.
Resolving Audio Interface Issues on Mac | Sweetwater
https://www.sweetwater.com/sweetcare/articles/resolving-audio-interface-issues-on-mac/
Double-click Audio MIDI Setup. Locate and select your audio device in the Audio Devices window to view its status. Audio MIDI Setup on Mac. RETURN TO TOP ↑ Reinstall audio device driver. If your system is still not detecting or communicating properly with your device, then we will need to reinstall the interface’s driver software.
How to Fix Sound Not Working on a Mac - Make Tech Easier
https://www.maketecheasier.com/fix-sound-not-working-mac/
If your audio problems continue, there may be an issue with one of your Mac’s audio interfaces which can result in various bugs, including missing or distorted sound. Resetting the low-level Mac audio API, Core Audio often resolves these problems. 1. Click the Spotlight search icon and search for “Terminal.” 2. Launch Terminal and type:
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