Below we'll explain what to check. Tap the volume up F12 key to turn up the sound level. You should also check other sound sources, like iTunes and QuickTime movies to find out if they can play sound. Click Autoplay, and in the bottom right of the window, choose Stop Media with Sound. The window that opens will have the name of the version of macOS currently installed at the top. Now the latest version is macOS High Sierra. To check that, click Software Update in the About this Mac window.

If there is, install it.

Check Your Sound Settings

Before you install either a new version of the OS or an update, backup your Mac using Time Machine , or whichever backup tool you normally use. These optimize the performance of your Mac by running a number of routines such as repairing disk permissions, verifying your startup disk, and rebuilding the launch services database. The best thing to do in that instance is to uninstall the app. To do that, you should use a dedicated uninstaller like CleanMyMac X.

You can download CleanMyMac for free here. The most common occurrence of this problem is on pre Macs that had a digital audio output support in the headphone jack. On those Macs, there was a sensor in the port that detected whether a headphone jack or a digital audio device was plugged in. Go back to the beginning of this guide and follow steps again to test the mic. Log out and then log in again with the new account. You will need to log out from the current account instead of Fast User Switching. Once you log in with the new account try and test the microphone follow steps If it works then the problem is with your user account.

Mac no sound [SOLVED]

Try the Apple Support Communities for further assistance. If you could see blue bars moving when talking into the microphone then it means that it is configured correctly, and that your Mac can "hear it". To verify that use our mic test and see that the browser is indeed receiving the input from your mic. The program, however is not configured the right way. It might be listening to the wrong microphone, or maybe its volume is too low.

Any idea how can I re-install it?


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I do not have the installation disc. After trying apparently everything there was on the web, I decided to check if the problem was actually hardware. So I opened the back of my macbook pro, gently pressed on the speaker and the problem was completely gone. Apparently the speaker popped out with some loud frequency, so it might happen again if the sound is really strong.

Just do this and chill C:.

The Mac Observer's Videos

Unfortunately nothing seems to work. Just cannot get the Internal speakers to show in the Sound prefs. My audio is coming but with distortion and dis clearity and noises humming when aloud plz help when i switched headphones the problem is gone i updated some software updates a few days ago then the fault came up Running a Mac Mini late and have just updated to macOS Since I use the machine a media server over Gb of music and the rest this makes the machine useless.

I've tried all of the above. Am I best waiting for Apple to notice and provide a patch? Not good at the start of the holidays. You might want to bite the bullet and do a full macOS reinstallation, especially if you've tried all of the above.

Mac OS X Microphone Settings

I'm not really sure what else could help, it's certainly an odd problem to have. Failing that you could roll back to a previous version of macOS that wasn't causing the issue. In typical fashion it started working again, I didn't do anything except wait for a week or so. Frustrating but the right result in the end.

I am considering going back to El Cap anyway, as the extra features on Sierra aren't important to me and don't work very well. Probably a sign my system is struggling with the upgrade. Are there any disadvantages to going back? My files are all in cloud storage and an external drive has all my media backed up.

I'm told it's quite simple if you have time machine, which I do. I've started to experience sound problems using external speakers with my mac mini since updating to OSX Sierra. I have used the "sudo killall coreaudiod" and it didnt work first time but when i tried it again it worked for some reason. However, a few days later the issue recurred. I turned my mac on and it wasnt playying any audio through the speakers.

I have used the "sudo killall coreaudiod" and it didn't work first time but when I tried it again it worked for some reason. However, a few days later the issue recurred - I turned my mac on and it wasn't playing any audio through the speakers. And that it isn't muted?

Test your speakers with other devices too. Try headphones with your Mac mini and see if you get the same problem. Maybe try searching for the problem in relation to your specific hardware? A last ditch attempt to fix the issue would be to back up with Time Machine and reinstall macOS you can hold down R during startup to launch Recovery Mode and then delete your partition using Disk Utility, and reinstall macOS from there. The Mac Pro have 2 3. Problem is no matter what microphone I use, unable to get sound into Mac Pro through different mic's.

I tried to install Soundflower v1. Now that Sierra has Siri I need to input sound. Is there an alternative to Soundflower. Or what do you suggest. Also no success with your LineIn, This problem has been with different versions of macOS over 2 years. Whatever I do, the static bombs hits my audio of the display speakers after a few minutes. Really need those speakers Any other idea or solution? Well if you've followed all of the advice in the article, I can't really think what else to do. Maybe update to macOS Sierra and see if that fixes it? You could even try a full reinstall of the OS?

No sound on Mac? Check these things first

Beyond this, if your laptop is from early then it may still be under warranty depending on where you bought it. Australia and EU have two years standard warranty, but if you got AppleCare then it's covered for 3 years anyway.

It might be worth taking it to Apple and getting them to have a look at it Now, with the simple command to kill and restart the core audio process, I have great sound on the work MacBook Pro, one again, Thanks! I had a very strange issue where sound through my Headset. I have an iMac, running Yosemite I was given a gift of a digital turntable which came with Audacity software version 2. I installed the software, started to follow the instructions for configuring it for Mac documentation was way out of date, the screen shots were for an earlier operating system and, before I knew it, all my sound was gone.

I've tried trying to find fixes online. None of them have worked. Settings in Sound preferences are seemingly set up correctly.

Use the Line In Audio Input on a Mac

I've now deleted the software from the computer and restarted the computer with no change. I've tried your suggestions up top of this article but Im a bit of a novice so am a little afraid of things like Terminal Windows. I just feel out of my depth here. Don't be afraid of Terminal, the commands above won't cause any harm to your computer.

You should try them and see if they make any difference. Did the digital turntable tell you to create an aggregate sound device by any chance? If nothing is working, ensure that your Speakers are selected as your primary Output device and that "Mute" isn't on obviously. Use the Terminal commands or just launch Activity Monitor to kill the coreaudiod process. It will restart automatically. Make sure your turntable isn't connected to your Mac any more also.

If nothing else can help, it may be time to reinstall your operating system. Hello Tim, I am a complete novice at recording. I need to have Windows on my Mac Pro for my work. I am trying to record on power point files on office I need to do a recording on each slide. This is working but when I replay the recording there is so much background buzz. It is terrible. I bought myself a set of the latest BOSE headphones with a speaker and tried this this morning but the buzz is still there.

Do you have any suggestions as to how I can make this sound more professional? Many thanks in anticipation. It sounds like the microphone is the issue in this case. Do you have multiple microphones connected to your Mac? Be sure to select the right one under Windows' sound preferences I can't remember where as it's been so long since I've used it. Whenever you do connect the microphone you should make sure you select the right one as per the instructions above.