Open System Information for me. Make sure Display Audio is selected in the output device list. Make sure Digital Output is selected in the output devices list.
Make sure your computer is connected to a digital-ready receiver using an optical digital cable, and that your receiver is set up for digital input see the information that came with your receiver. Sound not working is just one potential issue of many that malware might cause. Although these are designed to protect users and their eardrums , they can leave users working in noisy environments or trying to listen to audio from their Mac at a distance frustrated.
An app like Boom 3D , in addition to offering virtual surround sound using normal speakers or headphones, lets you bypass the protocols that leave Mac volume locked and push the volume of your audio to higher levels. Boom 3D also allows you to use customizable presets, adjust the default volume of individual apps, and enjoy a music player that grants access to over 20, radio stations.
If all else fails, sound not working on Mac can often be resolved with a simple reset of your machine. Best of all, the apps mentioned above are available for a free 7-day trial for you from Setapp , a platform for the most useful Mac apps around and counting.
Try free. Get Setapp. Make Mac volume louder than max with Boom 3D. Note that older MacBook models from before do not support passing audio through the Mini DisplayPort. In the Play sound effects through section, click the dropdown menu and choose your connected device. Restart your Mac. If you cannot see the speaker icon next to HDMI , click the cog button and select Use this device for sound output. Detach all wired accessories.
Then, check the integrity of the cables to make sure nothing is frayed or split. Shut down your Mac and plug in one peripheral at a time after each restart. Try playing your audio each time. If you use headphones and hear crackling noises, examine the socket. Modern Macs display a red light inside to warn of blocked sockets. Clean the jack, then connect your headphones and adjust the volume level.
Troubleshooting sound issues on your Mac is not always easy. The Mac lacks a comprehensive set of tools to diagnose and fix the problem. These tips act as a starting point to guide you through all the steps needed to fix your sound. You should be aware of other warning signs on your Mac so you can spot them early. Your Mac often gives warning signs that it's about to run into a problem.
Here 's what to do for several common Mac red flags. If you can see fluff or debris caught in the headphone socket, use a small plastic or wooden instrument like a tooth pick to try and free the debris. In the Audio devices window Click the Built-in Output. The SMC system management controller can be be reset to restore your system preferences back to the factory settings, this can change any hard to find settings back to normal without the hassle of searching for it.
To do this follow the steps below:. Do this as follows:. At Hero Tech Support in Southampton we offer free pick up, free diagnosis and free delivery all across Hampshire as well as free phone and email support. Get in touch and see what we can do to help!
Greg is an Apple repair specialist and has wealth of knowledge within the industry. Follow the blog for more news and tips. We are an expert Apple Mac computer repair specialist company based in Southampton, with customers across the Hampshire and Dorset. Hero Tech Support is rated 5 out of 5 based on 89 reviews on Google.
Speak to an Apple expert.
0コメント