How To Unlock Sound On MacBook Air? Ultimate Guides 2023

Are you experiencing issues with sound on your MacBook Air? It can be frustrating when you can’t hear audio or sound is distorted. But don’t worry; you can take several troubleshooting steps to unlock the sound on your MacBook Air and restore audio functionality. We will Disscuse How To Unlock Sound On MacBook Air?

This article will guide you through resolving sound-related problems and getting your MacBook Air back to producing crisp and clear audio.

Let’s start!

Check System Preferences(How to Unlock Sound on MacBook Air)

How to Unlock Sound on MacBook Air?

The first stage is to confirm that the volume settings in your System Preferences are correctly configured. Follow these steps:

  1. Click on the Apple menu in the top-left corner of the screen and select “System Preferences.”
  2. In the System Preferences window, click on “Sound.”
  3. Select the correct output device in the “Output” tab in the Sound settings. Ensure the volume slider is not set to the minimum or muted level.
  4. If you use external speakers or headphones, ensure they are properly connected to your Mac and selected as the output device.

Check for Volume Lock(How To Unlock Sound On MacBook Air?)

How to Unlock Sound on MacBook Air?

Some Mac models have a feature called ” Restrict the volume adjustment on your Mac. To check and disable the volume lock, follow these steps:

  1. Click on the Apple menu and select “System Preferences.”
  2. In the System Preferences window, click on “Sound.”
  3. In the Sound settings, go to the “Output” tab.
  4. Look for any option related to volume limit or volume lock. If you find it, uncheck or disable the option to unlock the volume.
  5. Close the System Preferences window and try adjusting the volume again.

Restart Your Mac:

How to Unlock Sound on MacBook Air?

Sometimes, a simple restart can resolve temporary software glitches causing volume-related issues. Follow these steps to restart your Mac:

  1. Click on the Apple menu and select “Restart.”
  2. Wait for your Mac to shut down and start up again.
  3. Once your Mac has restarted, try adjusting the volume to see if it’s unlocked.

Reset the Core Audio:

Resetting the Core Audio can help resolve audio-related issues on your Mac, including volume problems. Follow these steps to reset the Core Audio:

  1. Close all applications that use audio.
  2. Open the “Finder” and go to the “Applications” folder.
  3. Open the “Utilities” folder and launch the “Terminal” application.
  4. In the Terminal window, type the following command and press Enter: sudo killall core audio.
  5. Enter your admin password when prompted (you won’t see the characters as you type).
  6. After running the Command, the Core Audio will be reset.
  7. Test the volume by adjusting it to check if it’s unlocked now.

Checking System Settings(How To Unlock Sound On MacBook Air?)

The first step in resolving tough issues on your MacBook Air is to check the system settings. Sometimes, simple adjustments can fix the problem.

Follow these steps:

  1. Verifying volume level and mute settings: Confirm that the volume level is not fixed to zero and that the mute option is disabled. The volume controls are in the menu bar or the System Preferences under Sound.
  2. Adjusting output and input device settings: Ensure the correct output and input devices are selected. Go to the Sound settings in System Preferences and choose the appropriate options for output and input.

Checking Hardware Connections:

If the system settings do not cause the sound problem, the next step is to check the hardware connections. Follow these steps:

  1. Ensuring proper connection of headphones or external speakers: If you use headphones or external speakers, ensure they are securely connected to the MacBook Air’s audio port.
  1. Checking for loose or damaged cables: Examine the cables carefully to identify any indications of damage or lose connections. If needed, attempt using an alternative cable to determine if it resolves the problem.

Updating Audio Drivers:

How to Unlock Sound on MacBook Air?

Outdated or incompatible audio drivers can also cause sound issues on your MacBook Air. Follow these ways to update the audio drivers:

Checking for available driver updates:

Visit the official website of your MacBook Air’s manufacturer and check for any available driver updates specifically related to audio.

Installing the latest audio drivers:

If updates are available, download and install them according to the manufacturer’s instructions.

Resetting the Sound Settings(How To Unlock Sound On MacBook Air?)

Resetting the sound settings can help resolve software-related issues if the sound problem persists. Follow these steps:

Resetting the NVRAM/PRAM:

  1. Restart your MacBook Air.
  2. Press the Command (⌘), Option, P, and R keys simultaneously.
  3. Continue holding the keys until you hear the startup sound again.
  4. Remove the keys after hearing the startup sound for the second time.

Resetting the SMC:

Shut down your MacBook Air. Press and hold the Shift, Control, and Option keys on the left side of the keyboard, then push the power button simultaneously. Hold all four keys for 10 seconds, then release them. Turn on your MacBook Air and check if the sound is working.

Checking for Software Conflicts:

How to Unlock Sound on MacBook Air?

Certain applications or audio-enhancement software may interfere with the sound on your MacBook Air. Follow these steps to identify and resolve software conflicts:

Identifying and closing applications that might interfere with sound:

Quit any applications running in the background and conflicting with the sound. Check the Activity Monitor to identify any resource-intensive apps.

Disabling audio-enhancement software:

If you have installed any third-party audio-enhancement software, disable or uninstall it temporarily to see if it resolves the sound problem.

Troubleshooting Sound Issues with Specific Apps:

Sometimes, the sound issues might be specific to certain applications. Follow these steps to troubleshoot sound problems with specific apps:

Checking app-specific audio settings:

Open the problematic app and check its audio settings. Ensure the volume is not muted or set to a very low level within the app.

Reinstalling problematic apps:

If the sound problem persists with a specific app, try reinstalling the app. Remove it from your MacBook Air and download and install the latest version.

Performing a System Update:

Updating your macOS to the latest version can resolve potential sound-related bugs. Follow these ways to complete a system update:

Updating macOS to the latest version:

Go to the Apple menu and select “System Preferences.” Click “Software Update” and follow the prompts to download and establish any available updates for your MacBook Air.

Resolving potential sound-related bugs:

After the system update, restart your MacBook Air and check if the sound works properly.

Contacting Apple Support:

How to Unlock Sound on MacBook Air?

If you have tested all the troubleshooting ways above and cannot unlock the sound on your MacBook Air, you should contact Apple Support for further assistance. They have knowledgeable technicians who can help diagnose and resolve complex sound issues.

When, If you’re using a digital receiver?

If you’re using a digital receiver with your MacBook Air and experiencing sound issues, here are some troubleshooting steps to follow:

Check the connection:

Ensure the digital receiver is properly connected to your MacBook Air. Use an appropriate cable (such as HDMI or optical) to establish the connection between the two devices.

Select the correct input source:

On your digital receiver, make sure you have selected the correct input source that corresponds to the connection used with your MacBook Air. Refer to your receiver’s manual for instructions on switching between input sources.

Adjust audio settings on the receiver:

Access the audio settings menu on your digital receiver and verify that the audio format and settings are appropriate for your setup. Ensure that audio processing features (such as surround sound or equalization) are correctly configured.

Check the volume control:

Ensure your digital receiver’s volume control is not too low or muted. Adjust the volume using the receiver’s remote control or front panel buttons.

Restart the receiver:

Restarting the digital receiver can sometimes resolve temporary glitches. Turn off the receiver, unplug it from the control source, wait for a few seconds, and then plug it back in. Turn on the receiver and check if the sound issue is resolved.

Update the receiver’s firmware:

Visit the manufacturer’s website for your digital receiver and check if any firmware updates are available. Follow the teachings delivered by the manufacturer to update the receiver’s firmware to the latest version. Firmware updates often address known issues and improve compatibility.

Try a different cable:

Try connecting your MacBook Air to the digital receiver using a different cable. Sometimes, faulty or damaged cables can cause sound issues. Use a known-working cable and see if the problem persists.

Test with another device:

Connect another audio instrument, such as a smartphone or pill, to the digital receiver using the same connection. Check if the sound works properly with the other device. If it does, it indicates that the issue might be specific to your MacBook Air.

I wrote A recently Related Article! Why Does My Mac Suddenly Have No Sound?


Experiencing good problems on your MacBook Air can be frustrating, but you can often resolve the issue and enjoy crisp and clear audio again with the right troubleshooting steps. Start by checking the system settings, ensuring proper hardware connections, and updating audio drivers. If needed, reset the sound settings and check for software conflicts.

Troubleshoot specific app-related sound issues and perform a system update. If all else fails, go out to Apple Support for experienced assistance. Unlocking sound on your MacBook Air will enhance your overall user experience.


How do I adjust the volume on my MacBook Air?

To adjust the volume on your MacBook Air, you can use the volume keys located on the keyboard or adjust the volume slider in the menu line at the shelter of the screen.

Why is there no sound coming from my headphones?

Confirm that the headphones are perfectly connected to the audio port on your MacBook Air. Also, check the sound settings and make sure the correct output device is selected.

How can I fix distorted audio on my MacBook Air?

 Various factors can cause distorted audio. Start by checking the volume levels, resetting the sound settings, and updating audio drivers. If the issue persists, consider contacting Apple Support.

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