How to fix no sound on Mac

Complete guide with multiple methods and troubleshooting for sound issues on Mac.

7-10 min read
Expert Verified
Last Updated: August 2025

Quick Answer

If you're experiencing no sound on your Mac, start by checking the sound settings and ensuring the correct output device is selected. If the issue persists, try resetting the NVRAM or SMC, or check for software updates.

Easy⏱ 7-10 min read

Prerequisites & Requirements

Before attempting to fix the no sound issue on your Mac, ensure you have the following:
  • •A Mac running macOS version 10.12 (Sierra) or later.
  • •Administrator access to change system settings.
  • •Headphones or external speakers to test sound output.
  • •Backup important data to avoid loss during troubleshooting.

Method 1: Check Sound Settings

This method is the first step to troubleshoot sound issues, as incorrect settings are often the cause.
  • •Step 1: Click on the Apple menu () in the top-left corner of your screen.
  • •Step 2: Select 'System Preferences' from the dropdown menu.
  • •Step 3: Click on 'Sound' to open the sound settings.
  • •Step 4: Under the 'Output' tab, ensure the correct output device (e.g., 'Internal Speakers' or 'Headphones') is selected.
  • •Step 5: Adjust the 'Output volume' slider and ensure 'Mute' is unchecked.
  • •Step 6: Play a sound to verify if it works. If sound is still not heard, proceed to the next steps.

For macOS Ventura (13) and later

In macOS Ventura and later, the sound settings interface may have slight changes.
  • •Step 1: Follow the same initial steps to access 'System Preferences'.
  • •Step 2: Click on 'Sound', then check the 'Output' tab as described above.

For macOS Monterey (12) and earlier

For earlier versions, the steps remain largely the same.
  • •Step 1: Access 'System Preferences' and select 'Sound'.
  • •Step 2: Ensure the correct output device is selected and volume is adjusted.

Method 2: Reset NVRAM/PRAM

Resetting the NVRAM/PRAM can resolve sound issues caused by incorrect settings stored in memory.
  • •Step 1: Shut down your Mac completely.
  • •Step 2: Turn it back on and immediately press and hold the Option, Command, P, and R keys together.
  • •Step 3: Keep holding the keys for about 20 seconds, during which your Mac may restart.
  • •Step 4: Release the keys and allow your Mac to boot normally.
  • •Step 5: Check the sound settings again to see if the issue is resolved.

Troubleshooting Common Issues

Here are solutions for common problems related to sound issues on Mac.
  • •Error: 'No Output Devices Found' - Solution: Check if your audio device is properly connected. Try unplugging and replugging it.
  • •Issue: Sound works in some apps but not others - Fix: Check the app's sound settings and ensure it is not muted.
  • •Problem: External speakers not recognized - Workaround: Try connecting a different audio device to see if the issue persists.

Advanced Tips & Shortcuts

Here are some power user tips to enhance your audio experience on Mac.
  • •Keyboard shortcut: Option + Volume Up/Down - Adjusts the volume in smaller increments.
  • •Command line: 'sudo killall coreaudiod' - Restarts the audio service, which can resolve sound issues.
  • •Hidden feature: Audio MIDI Setup - Access this tool via Applications > Utilities to manage audio devices and configurations.

Common Mistakes to Avoid

Avoid these common pitfalls:

Expert Tips

Regularly check your audio settings and keep your macOS updated to avoid sound issues.