Bluetooth keeps disconnecting after update to Mac OS Catalina

Ever since I have updated to Mac OS Catalina, my bluetooth keeps disconnecting every 5-15 minutes.

This happens to my headphones, 1st gen airpods, Bose QC 35.

They still show up as "connected" in the bluetooth menubar, but I cannot see them under the sound output settings. The audio just shifts to the inbuilt speakers or USB-C/3.5mm speakers. I am usually sitting less than 3 feet away. The speakers have more than 50% battery. When I disconnect from bluetooth and add again, it works for another 5-15 min.

The 1st gen apple mouse also keeps disconnecting, but connects again after 20-30 seconds.

The apple wireless keyboard has no issue.


I am fully updated, have tried restarting laptop, turning off/on bluetooth, debugging bluetooth, removing all devices and adding again, changing the batteries on my mouse, but nothing seems to help.

Same issue on Macbook Air and Macbook Pro. One of them was updated, the other was clean install.


Help Apple. Come on guys, these new OS's are so buggy.

MacBook Pro 13", macOS 10.14

Posted on Oct 26, 2019 11:09 AM

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Question marked as Top-ranking reply

Posted on Feb 5, 2020 9:08 AM

I was able to fix this issue by restarting the coreaudio, bluetooth, and bluetoothaudio daemons. Open a terminal and run the following commands in order:


sudo killall coreaudiod
sudo killall bluetoothd
sudo killall bluetoothaudiod
sudo launchctl start com.apple.audio.coreaudiod
sudo launchctl start com.apple.audio.bluetoothd
sudo launchctl start com.apple.audio.bluetoothaudiod
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Bluetooth keeps disconnecting after update to Mac OS Catalina

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