If you see any errors like “Error in the sound driver of Core Audio,” delete the profile and restart the app.

Every audio app stores a profile in the Audio MIDI Setup utility.

Toggle the output device selection to correct the configuration problems, if there are any. Control-click the Built-in Output option to see the list of devices.

Check the desired output device in the Audio MIDI Setup utility.

Here are some points to consider for fixing sound problems: With so many creative audio apps available for Mac, it’s not possible to describe exact solutions for each app. Also, it was the last release to support 32-bit apps. And in macOS 10.14.5, Apple fixed the audio latency on MacBook Pro models introduced in 2018.

Mojave: In macOS 10.14.4, Apple improved the reliability of USB audio issues in the MacBook Air, MacBook Pro, and Mac mini.

macOS 10.15.5 fixed a bug in the T2 chip wherein internal speakers in sound output devices may not appear in the preferences. Non-notarized apps were not allowed, meaning that any older audio plugin will no longer work.

Catalina: Every third-party audio plugin should get “notarized” by Apple.

Also, output audio devices vanished occasionally and only appeared upon restarting.

Big Sur: Major issues with the Bluetooth connectivity when trying to pair audio devices to Macs.

It plays, but it freezes if I advance the video. Still, when I try to turn up audio, I still get the circle-slash sign.Ĭoincidentally, my VLC has been having problems.

I don't have an Apple TV, but maybe the guy in the next apartment does. Select a device for sound output: Name: Apple TV // Type: Airplay: Sometimes in 'output' in the 'Sound' System Preferences pane I get the message: I know from reading Apple Support Communities that bringing it to the Apple Store, they’ll just want to repair the logic board, and that’s more than the computer is worth.Ĭan I just buy a bluetooth headset or USB audio adapter? Will that give me audio input and output? He also replaced the I/O Board Flex Cable and Trackpad/Keyboard IPD Flex Cable.

I had the logic board repaired after a water spill about six months ago from a third party vendor. (1) wipe the machine entirely and restore.Īnd (2) follow this guidance for replacing the audio cables on a different model MacBook from mine.

I deleted ‘coreaudiod’ from Activity Monitor.

I deleted the BezelServices preference file.

I restarted in recovery mode and ran first aid.

I put a tiny screwdriver in the hole and moved it around, no response.

I tried pushing in and pulling out an earphone jack several times.

If I hit F10, F11 or F12, I get the circle-slash “forbidden” sign.Īfter searching for solutions, I think I may have reached the end of the road. All of a sudden, I have no sound on my MacBook Air.

Macbook pro no audio devices