Part 2: Mac Solutions to Fix Sound Not Working on MacBook There can be some issues with the coding-decoding or the output sound formats of your system too.The application on which you are playing your media file can also be corrupted or not compatible with the audio format.The media file might be corrupted, not downloaded properly, or have a missing header.You could have unintentionally changed your Mac's settings, causing the MacBook Pro no audio problem.There might be some problem with your browser if you are not able to play sound on it.The location where the sound's firmware is stored could be corrupted or some files might be missing.The essential components needed to play sounds on your Mac might not be loaded correctly.There could be a driver or firmware related issue with your Mac.The hardware component (like speakers or headphones) might not be working properly.In this way, it would be easier for you to identify the problem and fix it quickly. Part 5: How to Prevent The MacBook No Sound Issue?īefore I get into the details and start the troubleshooting guide, let's discuss some of the common reasons causing the MacBook no sound issue.Part 4: How to Fix Sound Not Working on MacBook Browsers?.Part 3: What to do if Sound is Not Playing in Videos?.

Part 2: Mac Solutions to Fix Sound Not Working on MacBook.Part 1: Why Is Sound Not Working on Mac?.

Macbook pro mic not working