It is a low-level API (Application Programming Interface) that is meant to handle the various audio needs of applications, which includes audio playback. Reset CoreAudioĬoreAudio is the low-level software component that deals with the audio related functions on a Mac. Step 6: Restart your Mac and log in using the new User Account.Ĭheck if the problem gets solved. Step 5: Fill in all the fields and click on Create User at the bottom-right side. Step 4: Enter your Mac passcode to go ahead. Step 3: Click on Add Account on the right side. Step 2: Click on Users and Groups from the left menu. Step 1: Press Command + Spacebar to open Spotlight Search, type System Settings, and press Return. You can try creating a new user account and check if that solves the problem. The current user settings on your Mac may have been corrupted. Step 2: Select Restart from the list of options.Īfter your Mac restarts, check if the problem is solved. Step 1: Click the Apple logo in the top-left corner. This will reset the entire operating system. This troubleshooting method can actually help in solving a lot of hardware and software issues on your Mac. Restart Your MacĪnother basic solution is to restart your Mac. We suggest either gently blowing into the headphone jack or using a cotton bud to clean it.Ĭheck our post for the best fixes when headphone jack is not working on your Mac. That’s why the sound icon gets greyed out when you plug in your headphones. Due to extensive usage, there’s a chance that some lint or debris has accumulated inside the headphone jack. Clean Headphone JackĪ basic yet effective solution can be cleaning the headphone jack of your Mac. This process should reset the Output Source of your Mac and the sound icon will not be greyed out anymore. Step 4: Keep playing the audio and unplug the Headphones from your Mac. Step 3: Scroll down and look for the Output Source.Įxternal Headphones should be selected as your Output Source. Step 2: Click on Sound from the left menu. Step 2: On your Mac, press Command + Spacebar to open Spotlight Search, type System Settings, and press Return. Step 1: Connect your wired earphones using the headphone jack of your Mac and start playing some audio. Some users tried to reset the Output Source of their Macs and the issue of the sound icon greyed out was resolved. Let’s begin with a solution that’s quite popular on the official iFixit forum. If restarting the Mac didn’t help, then check out these best solutions to fix the sound icon greyed out on Mac. Whether you want to enjoy videos or attend calls, the inability to adjust sound volume can be frustrating. But some users cannot adjust the sound levels to their liking on their Macs because the sound icon gets greyed out. Apple claims to support Dolby Atmos and Spatial Audio for Netflix, Apple TV, and Apple Music. (It is a bit technical, sorry.MacBooks and iMacs are capable of providing a surround sound experience. You need to search for such a product, if it is even on the market. This sound card would need to distinguish the variety of impulses generated by headphones to perform the correct action (vol. You would probably need some box/external sound card that has that 4-pin jack connector and can interface the computer through, let's say USB, so that it can perform macros (just like programmable buttons on a mouse). It is possible, however the equipment required is not usually present in the computer (motherboard of the computer). As far as I know, apple and android headphones have sometimes even reversed ground and microphone pin (CTIA standard and OMTP standard) However, hardware-wise this may not be uniform (different brands of headphones may use different signals for volume control). They produce distinct impulses that the smartphone handles to perform the requested action (including for example call pick-up). Headphones use specific electrical signalling usually through the microphone part of the 4-pin jack connector, and they also use a simple circuit where the volume buttons are.
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