mac microphone not working
mac microphone not working

mac microphone not working

If you’re facing issues with your Mac’s microphone not working, you’re not alone. This common problem can be caused by a variety of factors, ranging from software glitches to hardware malfunctions. In this comprehensive guide, we’ll walk you through all the steps necessary to troubleshoot and resolve this issue, ensuring your microphone is back up and running in no time.

Troubleshooting Software Issues

Check System Preferences

  1. Begin by navigating to System Preferences on your Mac.
  2. Select the Sound tab.
  3. Ensure that the microphone you want to use is selected under the Input tab.

Grant Microphone Permissions

  1. Open System Preferences and select Security & Privacy.
  2. Go to the Privacy tab and select Microphone.
  3. Make sure the apps you want to use the microphone have the necessary permissions granted.

Update macOS and Software

  1. Apple frequently releases updates that address software bugs and improve system stability.
  2. Check for macOS updates by going to System Preferences > Software Update.
  3. Also, make sure all your software, including audio applications and drivers, are up-to-date.

Troubleshooting Hardware Issues

Inspect Physical Connections

  1. Check if the external microphone is securely plugged into the correct port on your Mac.
  2. If the microphone has a mute switch, ensure it’s not activated.
  3. Try connecting the microphone to a different USB port or using a different cable.

Test Microphone Hardware

  1. Open the Voice Memos app on your Mac and record a short audio clip.
  2. Play the recording back to confirm if the microphone is functioning properly.
  3. If you don’t hear any sound, it indicates a hardware issue with the microphone.

Advanced Troubleshooting

Reset PRAM and SMC

  1. PRAM (Parameter RAM) and SMC (System Management Controller) store low-level settings on your Mac.
  2. Resetting them can help resolve hardware-related issues, including microphone problems.
  3. Follow Apple’s official instructions for resetting PRAM and SMC.

Contact Apple Support

If you’ve tried all the troubleshooting steps and your Mac microphone is still not working, it’s advisable to contact Apple Support. They can provide expert assistance and determine if the issue requires hardware repair or software reinstallation.

Microphone Troubleshooting Table

Troubleshooting Step Possible Cause
Check System Preferences Incorrect microphone selection
Grant Microphone Permissions Access denied to microphone
Update macOS and Software Outdated software bugs
Inspect Physical Connections Loose or damaged connections
Test Microphone Hardware Faulty microphone hardware
Reset PRAM and SMC Corrupted hardware settings
Contact Apple Support Complex hardware or software issues


Troubleshooting a Mac microphone not working can be challenging, but by following the steps outlined in this guide, you can efficiently identify and resolve the issue. Remember to check software settings, inspect hardware connections, and consider advanced troubleshooting options if necessary. If the problem persists, don’t hesitate to contact Apple Support for further assistance.

FAQ about "Mac Microphone Not Working"

Q: Why is my Mac’s microphone not working?

A: Check if your microphone is selected as the audio input device, make sure it’s not physically obstructed, and reset permissions for audio apps.

Q: How do I check if my microphone is selected?

A: Go to System Preferences > Sound > Input and select your microphone from the list.

Q: What if my microphone is physically obstructed?

A: Remove any covers or debris blocking the microphone on your Mac or external device.

Q: How do I reset permissions for audio apps?

A: Go to System Preferences > Security & Privacy > Privacy, select Microphone from the sidebar, and check the boxes for the apps you want to access your microphone.

Q: What if the microphone is still not working?

A: Try restarting your Mac or unplugging and replugging your microphone.

Q: How do I fix the "Microphone Not Connected" error?

A: Check the cables and connections between your microphone and Mac. Ensure the audio port is clean and securely plugged in.

Q: I’m getting a "No Input" message when using audio apps. What should I do?

A: Make sure your microphone is selected as the input source within the app’s settings. Also, check the volume level for the microphone input.

Q: How do I troubleshoot sound issues when using an external microphone?

A: Check the compatibility of the microphone with your Mac, adjust the microphone’s gain level, and ensure the correct input settings are selected in the audio app.

Q: What to do if the microphone is not detected by any apps?

A: Reset the System Management Controller (SMC) by following specific steps for your Mac model.

Q: What if the problem persists despite trying all troubleshooting steps?

A: Contact Apple Support or consider taking your Mac for professional hardware diagnostics.