Try the different ear inserts and see if one allows better sound. Simply plugging in and then removing a pair of headphones is usually enough to get things working again. Do you have parental controls enabled? There is no sound coming out of the Mac. You might also hear static or popping sounds. How do I restart the sound output from an external DAC? Reset the PRAM. Check your sound settings in system preferences. Open Activity Monitor and stop the "coreaudiod" process. If you're trying to play sound from your connected TV, select the "HDMI" option. Once you disconnect, you can always pair your device again later if you want. After confirming, coreaudiod will be closed and will restart automatically. 3. When I hookup my Kenwood receiver that's about 10 years old via the rear RCA AUX to the headphone jack on my MacBook Pro it is extremely muffled. % of people told us that this article helped them. On a Mac with macOS Catalina, open the Music app. Restart the computer. 5. How do I restart the sound output for an external device on a Mac computer? Learn about sound troubleshooting for headphones or Bluetooth troubleshooting. This will restart the sound controller for the Mac: Open Activity Monitor from the Utilities folder. Click the the "Quit Process" button. If so, the sound might be disabled at night. Quit any apps that use your Bluetooth headphones' built-in microphone, then try your audio again. 1. Reset your Beats on-ear or over-ear headphones. Note: This is a sign of failing hardware, and you will likely need to do this more and more often until it fails completely. What can I do if my Mac is connected to something else and won't allow me to use my internal speakers? 8. Select Internal Speakers in the list of devices, then reselect your Bluetooth headphones. What should I do if there is no sound on my Mac and a red light at the headphone jack? 4. Plug in and remove headphones. By using our site, you agree to our. Some users have reported better success by using Apple brand headphones or earbuds for this procedure. wikiHow's Content Management Team carefully monitors the work from our editorial staff to ensure that each article is backed by trusted research and meets our high quality standards. On a Mac with macOS Mojave or earlier, or on a PC, open iTunes. Click the "Process Name" header to sort the list alphabetically. As long as you do not have them set as a communications device, they should sound good. If you're experiencing problems hearing sound or selecting a playback device on your Mac, there are quite a few quick fixes you can try before heading to the Genius Bar. Why does my sound only work in the morning? Select the proper output. We use cookies to make wikiHow great. If sound quality is reduced when using Bluetooth headphones with your Mac, quit any apps that use the Bluetooth headphone's microphone, and make sure that the Sound pane in System Preferences isn't open. 3.1 In order to do so from your Mac or Android device, follow these steps:; 3.2 Here’s how you can connect the Powerbeats Pro to an iPhone or iPad:; 4 Reset your … You can open up system preferences, go to Bluetooth, and hit "Disconnect." Find the "coreaudiod" process in the list. Please help us continue to provide you with our trusted how-to guides and videos for free by whitelisting wikiHow on your ad blocker. This article has been viewed 566,959 times. What do I do if my sound output and input on my Mac won't respond? When Bluetooth switches to the second mode, the quality of the audio that you're playing is reduced until the microphone is no longer in use. Sound hardware failing is a very common issue for many different MacBook models. The only reliable fix is to get the MacBook serviced by Apple. 2.1 Check and clean your Powerbeats Pro earbuds and their charging connections; 3 Put Powerbeats Pro into “Pairing Mode”. Click the the "Quit Process" button. You'll need to have your Mac serviced to get this problem fixed for good. 6. Find the "coreaudiod" process in the list. Contents. The sound quality of the headset depends greatly on how it seals in the ear canal. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/3\/3b\/Fix-the-Sound-on-a-Mac-Computer-Step-1-Version-3.jpg\/v4-460px-Fix-the-Sound-on-a-Mac-Computer-Step-1-Version-3.jpg","bigUrl":"\/images\/thumb\/3\/3b\/Fix-the-Sound-on-a-Mac-Computer-Step-1-Version-3.jpg\/aid1892502-v4-728px-Fix-the-Sound-on-a-Mac-Computer-Step-1-Version-3.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"