94 votes

The headphone jack on my MacBook Pro just stopped working. How do I fix it?

I've had similar issues and restarting coreaudio work for me. Run this in a terminal (you might be prompted for your password). sudo pkill coreaudiod If your curious sudo is something used to run ...
Mattias Wadman's user avatar
80 votes

Connect two bluetooth headphones for audio sharing (Music, and Movies)

Yes, you can do it: https://community.bose.com/t5/Headphones-Archive/Share-Audio-from-MacOS-Macbook-Pro-with-two-or-more-Bluetooth/td-p/46007 Here are the steps I took: Connect both headphones via ...
user3063895's user avatar
51 votes

Bluetooth headphones disconnect a few seconds after connecting on macOS

I found that Bluetooth actually works for all devices but for the audio ones. Rebooting the Bluetooth module didn't do anything, but killing coreaudiod solved my problem for good. sudo kill -9 `ps ax |...
Carlos Robles's user avatar
49 votes
Accepted

Bluetooth headphones disconnect a few seconds after connecting on macOS

Try resetting the Bluetooth module. Shift-Option click the BT menu bar item > Debug > Reset the Bluetooth module.
Gummibando's user avatar
  • 3,002
38 votes
Accepted

No sound MacBook Pro 2016 13" touchbar macOS Sierra 10.12.2

Fixed it with sudo killall coreaudiod
Computer's Guy's user avatar
36 votes

Use macbook to cancel ambient noise

In short, no. The measurement required to provide correct phase-cancellation in a headset is measured in microns, not inches. You could neither measure it accurately enough nor stay still enough for ...
Tetsujin's user avatar
  • 115k
36 votes

How to always use macbook microphone with Bose QuietComfort 35?

I still really like @aaplmath's suggestion (and that may be the best one going forward), but I also just stumbled on this solution that requires no coding (AppleScript/Swift/ObjC/Other) in High Sierra,...
Evan K. Stone's user avatar
19 votes

Bluetooth headphones disconnect a few seconds after connecting on macOS

I also had no success with the other answers mentioned here. Found this suggestion on Reddit to kill the coreaudiod process and it finally solved the problem without having to restart my computer.
ianolito's user avatar
  • 291
17 votes
Accepted

Is there a limit to amount of bluetooth devices connected to a MacBook Pro?

Here's the info from Apple site: Connect multiple Bluetooth devices to one computer The official Bluetooth specifications say seven is the maximum number of Bluetooth devices that can be connected to ...
Mateusz Szlosek's user avatar
15 votes

Use macbook to cancel ambient noise

I guess that won't work for the simple reason that the lag between microphone and headphones is simply too long to cancel a noise before you hear it. If you use google translate, this article ...
user2707001's user avatar
  • 3,206
14 votes

Headphone symbol when headphones not in use

The headphone symbol is shown when you are connected to Bluetooth headphones/speakers, which would be true if you have a Bluetooth device auto-connecting (which would not be used when you plug in ...
grg's user avatar
  • 200k
12 votes

How can I make my Macbook Pro's headphone jack stop "humming"?

My macbook air also hums into my Bose earbuds. Disconnecting the magsafe power cable lessens it, but not by much. Touching the body of the computer dramatically decreases the hum (the more skin that ...
air servant's user avatar
11 votes

How can I make earphones with full inline controls work with VLC/Spotify?

I just wrote a simple Mac app to solve this problem. Give it a try. (Tested on Mac OS X EI and Sierra. Not working for 10.12.4.)
phil's user avatar
  • 211
11 votes
Accepted

No sound (speakers/jack) + microphone's dead after spilling water

I repair Macs for a living, and have seen just about every possible WRONG way of handling a liquid spill. the answer is water. If you inject water into your mac, you've f'd it up. Consider 1 drop ...
frank ankersly's user avatar
11 votes
Accepted

bt headphones call ended on connect

It turned out the problem was Skype. I have this running all the time and when you turn on your bt headphones it tries out the microphone as if it was in a call before ending the call. The problem ...
Jilles van Gurp's user avatar
11 votes
Accepted

How does the Lightning to 3.5mm adapter DAC compare to the internal iPhone DAC?

It is imperceptibly worse than the standard iPhone DAC + amplifier + headphone jack. Regarding the debate over whether it contains its own DAC, iFixit looked into this, in collaboration with Creative ...
Tuesday's user avatar
  • 15.2k
11 votes

Use macbook to cancel ambient noise

As much as they would like you to believe it Apple is not capable of violating the laws of physics. Noise cancellation works because the relative positions between the speaker, ear and microphone ...
Sam's user avatar
  • 219
11 votes
Accepted

Stop Macbook from making sound when plugged in to charge

Edit: you may find answers here Turning Power Chime Off Open Terminal, and run the following command: defaults write com.apple.PowerChime ChimeOnNoHardware -bool true;killall PowerChime If that didn't ...
aklh's user avatar
  • 151
11 votes
Accepted

How to show "Input Devices" in Sound menu bar?

⌥+click Hold down the option key on the keyboard while clicking on the volume icon in the menu bar gives you both input and output device selection from the UI menu.
pmagwood's user avatar
  • 419
10 votes

Bluetooth headphones disconnect a few seconds after connecting on macOS

None of the above mentioned worked for me, and then I tried this: Go to System Preferences > Network > From the side pane, Delete Bluetooth PAN using the minus sign (-) at the bottom. Then use the ...
Fennec's user avatar
  • 203
9 votes
Accepted

Control Macs volume with headphones

The problem here lies in the fact that there are "Apple" compatible headsets and "Android" compatible ones. The reason is because of the TRRS (tip, ring, ring, sleeve) connector at the end of your ...
Allan's user avatar
  • 99.9k
9 votes
Accepted

How to always use macbook microphone with Bose QuietComfort 35?

I'm not sure how practical this is (I haven't had the chance to measure CPU usage, etc.), but the below AppleScript will do the job—just replace [YOUR HEADPHONES' NAME] with the actual name of your ...
aaplmath's user avatar
  • 3,080
8 votes

No sound MacBook Pro 2016 13" touchbar macOS Sierra 10.12.2

If your Control Strip stops working after sudo killall coreaudiod try sudo killall ControlStrip afterwards.
senthor's user avatar
  • 636
8 votes

Bluetooth headphones disconnect a few seconds after connecting on macOS

I had the same problem after upgrading to Mac OSX Catalina with my Sennheiser HD 4.0 BT. I followed this guide and it worked for me. Delete /Library/Preferences/com.apple.Bluetooth.plist Clear PRAM ...
Kundan Burnwal's user avatar
7 votes

Can I set the volume on my iPhone lower than the slider goes?

I’m on iOS 12.1.2, iPhone X Can’t find Volume Limit in the Settings. I have 3 Bluetooth sound bars, different models, and all three are way too loud on lowest volume (1). Going lower brings it to (0)...
Anatolie's user avatar
7 votes

No sound MacBook Pro 2016 13" touchbar macOS Sierra 10.12.2

I experienced this problem with a MBP 13" TB, which I use with AirPods. Probably the combination of using Airpods/a bluetooth audio device is what's causing this problem. What worked for me was: ...
Rick van de Laar's user avatar
7 votes
Accepted

How can I use my iPhone 7 to take photos remotely?

You can indeed use Bluetooth headphones for taking photos with the built-in iOS Camera app. In fact, it doesn’t even have to be headphones, so long as the device has volume controls. However, here’s ...
Monomeeth's user avatar
  • 64.4k
7 votes

Use 3.5mm jack as line in for a musical instrument

I would like to plug in a 3.5 mm cable to the output jack of the electronic drum kit and connect the other end to my computer to record the drum kit’s sound.... This was possible with my very old 2009 ...
Allan's user avatar
  • 99.9k
7 votes

macOS Monterey: Bluetooth mic issues when Mute/Adjust input volume

There’s a bug in macOS Monterey when using Bluetooth headphones. Any time a Bluetooth headset’s mic is muted, the output is muted as well
Razvan's user avatar
  • 71

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