Sometimes Mac won’t get sound for unknown reasons and this problem is getting more and more common for Mac users. For example, you may find that your MacBook Pro audio stops working after sleep, which is an annoying bug in macOS X.
It seems to be a headache issue, especially when you want to listen to music or watch movies while the Mac finds audio or audio rejection. But it’s okay. In the following post, we will provide you with complete tips and solutions to fix Mac sound not working issue.
1. Restart Mac
Haven’t stopped for almost a month? Maybe this is the main reason why sound or audio output works on your Mac. Restarting or restarting your Mac can fire almost any sluggish program. Restarting your Mac is the simplest way to fix the problem.
Click the Apple menu and Restart… .
Wait for your Mac to shut down. Then open it.
Play something to check if the sound is returning to your Mac.
2. Turn up the volume
If your Mac volume is set to silent mode, sound output will not work and no sound will play on your Mac. Then you should turn up the volume a little.
To adjust the volume, bring it to the Volume control menu bar and drag the volume slider to increase the volume. Or you can press the Volume up key (F12) Press the key at the top of the keyboard to turn up the volume.
3. Play something in other apps
You may choose the wrong app while playing music or movies. For example, if you play the music in Safari, you cannot hear any sound. This is because the sound is turned off by default in Safari. So, don’t rely on a particular app. You should try other audio sources like iTunes or QuickTime Player.
Note: If you want to turn up the volume in Safari on your Mac, you can open Safari and click the volume button > Autoplay . Then you can play and enjoy audio media on any website.
Tip 4. Run the latest macOS
Apple will regularly release a new version of macOS, including some app updates and security updates. The first thing you should do is install the latest macOS . You can check and install the latest macOS by following the steps below.
5. Check Sound Settings on Mac
If you still cannot hear sound after updating macOS, you should check the sound settings. This requires you to disconnect all external devices, headphones, headphones or external speakers from your computer. Also, do not disconnect the cables in USB, FireWire, Thunderbolt, audio ports from your Mac / MacBook Pro / MacBook Air.
Apple menu > System Preferences… . Find and select Sound .
You need to click on the Output tab, select Internal Speakers .
Make sure you have it unchecked Mute , and adjust the output volume by moving the volume rocker.
There are also some cases where you have installed an application that is blocking the Mac audio output. A better way is to uninstall the app. Here you can use professional Mac management tool – Mac Cleaner remove junk/mess/large/fragmented files, delete duplicate files and monitor your Mac performance to uninstall Mac Cleaner app.