Bluetooth audio problems Catalina

I've updated to Catalina and I'm not experiencing a lot of problems, but one problem in particular and it annoys me a lot.


I'm always using Bluetooth headphones or speakers on my Mac to listen to music.


The problem is that the sound to my output device randomly drops to zero. First I thought it lost connection but when I go to Bluetooth Settings it's still there and connected. When I go to Audio settings the device is still there and selected. So I push the volume-up button and the output device instantly changes to internal speakers and the sound is being played through my speakers instead of my Bluetooth connected device. When I look at the Bluetooth Settings again, the headphones are still connected. So it looks like an audio-codec-driver-software-hardware(or whatever it is)-problem instead of an Bluetooth problem. My Bluetooth apple mouse stays connected and keeps working.


The problem, as described above, appears randomly. Sometimes 3 or 4 times spread over the day, sometimes 4 or 5 times within an hour, sometimes 2 times within a minute! Very annoying.


The quickest way to solve the problem ad hoc is to disconnect and connect the Bluetooth device again through the top at Bluetooth settings.


I'm using different devices and each of them have the same problem;

- Apple AirPods 2

- Steelseries Arctis Wireless Pro

- Jbl charge 3


I've already deleted the Bluetooth folder in Library and rebooted my Mac.


I've already forgot the devices and reconnected everything.


I've already turned off and on my Bluetooth on my Mac


I've already turned off my Bluetooth on my phone (thought maybe this caused the problems but.. unfortunately no..)


Is there anyone with the same problems or does anyone has any ideas to fix this extremely annoying problem?


It looks like this problem appeared eversince I've updated my device to Catalina.

MacBook Air 13", macOS 10.15

Posted on Oct 27, 2019 11:16 PM

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Posted on Nov 13, 2019 4:55 AM

Apple Support suggested undertaking a NVRAM reset (see link below).


I have been testing it since and I haven't experienced anymore issues after an hour (it usually disconnected in less than 5 minutes before this).


Let me know if it works for you guys.


NVRAM Reset: https://support.apple.com/en-us/HT204063

(Don't worry it doesn't erase your data)

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380 replies

Feb 13, 2020 8:48 PM in response to Bunkface

Oh, what we have to endure in this forsaken feature-crammed bug-filled unreliable wasteland Apple calls "modern tech".


After thinking about my next road-trip, I had to make some tough choices.

If you are contemplating reverting back to an old OS...


Just do it!


I downgraded all the way back to 10.13... and how beautiful it is! Everything is fast, snappy and reliable. Like the best of times. Like the Steve Jobs years. When every color was a little brighter, every click a little bit more satisfying. There's more RAM/CPU available. The Wifi is stronger. And of course the bluetooth/audio is rocksteady. As it should be.


I'd like to thank my fellow mates in this thread for at least giving me hope during the last couple of months. You guys truly are the orchestra aboard the sinking ship.


I wish you well. May god have mercy on your souls.


At last, I am free.

Feb 18, 2020 9:30 AM in response to butyear

butyear, call support again, they have to fix it finally. Btw, how much memory in your macbook? Also what is model of sound device you have and what is the codec you have, when you are listening some music for example (you can see it by clicking on BT icon with pressed Option key and moving to your device). Trying to help some way, maybe I can find difference with my setup. On my macbook 8 it stopped happening after an update.

Feb 23, 2020 1:03 AM in response to CreateCheckInvalidUserName

Thanks, CreateCheckInvalidUserName


The only way to solve this problem is... just waiting haha...


Let me share some experience for a few days,


  1. Airpod first generation with SBC codec is almost working well. But, if I do some task that requires too much memory, it disconnected again. I think it's a software fault of OS system.
  2. Another bluetooth earphone (Samsung level U) has same disconnecting problem even with SBC codec.


I hope the new OS update comes soon and fix this problem.

I'm very disappointed with apple OS and their handling.

Feb 28, 2020 1:25 AM in response to Bunkface

Just upgraded to Catalina (10.15.3) on my MacBook Air 13" (2017). Play back to a Denon AVR-X540BT via BlueTooth. Worked perfectly on Mojave.

Now I get very frequent brief dropouts as in the good old days when using CD players in cars and you were driving through/over a bump. Frequency is every 1-2 minutes. As if the Mac would have issues multitasking. No disconnection but not a pleasant listening experience.

Apr 23, 2020 9:10 AM in response to Bunkface

Having watched quite a few people comment that 10.15.4 resolves the bluetooth disconnection issue, I decided to take the plunge and upgrade to Catalina ... again. Unfortunately I'm experiencing the same as GF95 reported above. After a couple of days the bluetooth audio disconnects are back, but the difference between the original issue and now is that bluetooth audio will reconnect after about 10-20 seconds. Before the reconnect completes audio is being played through the internal speakers.


To be clear, I was experiencing the issue originally reported on this thread, where audio would stop playing through a bluetooth device, although the device was still displayed as connected, and audio would be transferred to the internal speakers. Imho some of the comments on this thread mention issues that are similar but not the same, and it may be that these have been fixed in the 10.15.4 release.


I will be rolling back to Mojave ... again. Glad I took that backup!



May 1, 2020 10:51 AM in response to Bunkface

I'm running 10.15.4 and I never had a problem until this version, and now it happens ALL the time, usually when using Webex, and both with wired headphones AND the internal Mac audio (the speakers and microphone sometimes just disappear altogether. Could it have anything to do with Webex, or using an HDMI external monitor with speakers (which I never use), or anything else?

Jul 3, 2020 9:55 PM in response to deanger

They solved most issues for the most people. Works like a charm now (compared to 3 years ago for example), no any problems at all (Bose, Sony, Airpods, JBL). But of course it's not for everyone, there are a lot of different Macs and different BT devices. For example I have old Mac mini with BT 4.0 that I won't even use for BT sound, since BT 4.0 is disaster compared to BT 4.2 or especially 5.0.

These discussions are not for Apple support, they are for usual people, like us. I also waited to their reply, but it's not right place to do. The right thing is to write to their feedback form or call them.

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Bluetooth audio problems Catalina

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