Send us an email b. Anonymous form close x. If you connect your Mac to an external display, you may find that the Mac's on-screen and keyboard volume controls are disabled. That's because HDMI, DisplayPort, and Thunderbolt connections carry a fixed volume digital audio signal, so the external device in this case, a monitor controls the sound level. This can be frustrating if the volume controls on your external display are concealed in the bezel or buried in a fiddly on-screen menu. Fortunately, it is possible to re-enable your Mac's native volume controls and use them to adjust the sound level coming out of your monitor's speakers.

How to fix audio issues in Mac OS X

The steps below show how it's done, although you will need administrator privileges to follow them. Download the free SoundFlower extension v2. Hold down the Ctrl key and left-click the Soundflower. If you see a dialog asking if you're sure you want to open it, click Open. Let the Soundflower installer continue and enter your password if necessary.

How to unlock Function keys on your mac, volume, screen brightness,

Next, download the SoundflowerBed utility v2. Launch the SoundflowerBed utility. Click the volume icon in the menu bar and choose Soundflower 2ch. You can also make this selection in the Sound System Preference pane. You should now be able to adjust the volume of the speakers in your HDMI or DisplayPort monitor using the native media controls on your Mac. Top Rated Comments View all. Sorry for late reply, I don't visit macrumors often.

It's stock Mac OS feature. Thank you guys so much for this! I've actually had Soundflower installed for nearly a decade for capturing system audio while screen recording. I'd never thought to use it like this. The need for this hack demonstrates Apple's lack of forethought both in its hardware and in its software.

I personally would not bother with this since it can cause more problems than it solves. I'm on the fence about this solution, but I would like to control the volume from my Mac as opposed to the speakers themselves. It works out of the box with the volume slider and volume keys on keyboard. I use it to control audio volume of external speakers connected to a 4k monitor over DisplayPort on a 12" Macbook running Mojave.

How to Fix Sound Not Working on a Mac

I think they meant that you can't route sound from individual apps to different audio outputs on Mojave, but I never used this feature. Apple really should add native support for this in macOs. The video and the audio are two separate systems. Guides Powerbeats Pro Apple's Beats brand in April unveiled the Powerbeats Pro, a redesigned wire-free version of its popular fitness-oriented Powerbeats earbuds. AirPods Guide If you're new to AirPods, considering buying a pair, or just want to pick up some new tips.

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How to Fix Audio and Sound Not Working on Mac

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Audio & Sound Not Working in Mac OS X? It’s an Easy Fix

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