How to Fix Internal Microphone Not Working on MacOS

Recently, MacOS users encountered a glitch with their Internal Microphones. They complained that while playing multiplayer games like Warzone, they are unable to voice chat with their friend as the microphone is not working. However, this type of error is generally not seen in Macbooks as they are always known for their top-notch hardware. But, anyway, if you want to learn this in a more detailed version, do check out our latest YouTube video.

Anyway, if you are recently started facing problems with your internal microphone or it is not working on your macOS. Then, you are landed at your destination. Yes, you heard it right. Now, I guess you have an idea of why we are here. So, without further ado, let’s jump into the article.

How to Fix Internal Microphone Not Working on macOS

There might be various reasons behind this, such as low input volume, incomplete driver, corrupted settings, user account glitch, application permissions, application microphone level, microphone obstructed, third-party peripherals, noise reduction, multiple inputs, etc.

So, these were some of the practical reasons behind this annoying error. Now, let’s hover towards the steps to fix the error and the reason behind the error step-by-step.

Fix 1: Restart Your MacBook

Yes, I know you did this multiple times before. But, you can try this again before performing any other steps. This method will ensure that the issue gets fixed if there is any temporary cache file that creates. So, try this method and check if the internal microphone is not working issue gets fixed or not.

Fix 2: Checking Application Permissions

You can also cross-check if there is any permission issue with your application. So, here are the steps:

  1. Click on the apple logo located on the top-right corner of the screen to open the System Preferences.
  2. Then, follow the path: Security and Privacy< Privacy< Microphone.
  3. Now, a list of allowed devices will be open that you have already given permission for.
  4. After that, select and deselect the application as per your need and locate and checkmark the application that creates the issue. Then, save the settings and close that windows
  5. That’s it. Now, rerun that application and test if the internal microphone is not working issue gets resolved or not.

Fix 3: Checking Application Input Level

Did you check your application microphone’s input level? Well, every application in your macOS has its own set of microphones and sound settings. So, you just need to check if the application in which you are trying to use the microphone is set properly or not. Also, remember that many applications have Push to talk, so check if that is enabled. If so, then disable it, try using the internal microphone, and check if it is now working properly.

Fix 4: Disabling Ambient Noise Reduction

Another fix that may help you fix this issue is that many users reported that their internal microphone does not get resolved completely by doing this. So, you may also check it out.

  • Hover to the System Preferences and click on the Sound
  • After that, click on the Input button followed by Internal Microphone.
  • Then, simply uncheck the Use ambient noise reduction option.

Use ambient noise reduction

  • Now, save the changes you’ve made and again check if the issue gets resolved or not.

Fix 5: Adjusting Input Volume

Here are the steps to adjust your input volume:

  1. Hover to the System Preferences and click on the Sound
  2. After that, click on the Input button followed by Internal Microphone.
  3. Then, drag the input volume button to the right side of the screen to increase the level. Then, save the changes and check if the issue gets resolved or not. Also, you can try gradually increasing the sensitivity by dragging the slider.

Adjusting Input Volume In macbook

Fix 6: Resetting PRAM or NVRAM

A user in the Reddit forum claims that the microphone, not working issue gets resolved by doing this. So, as it seems really effective and you must try this. Also, doing this is not rocket science as it is very simple. You just need to follow some easy steps as mentioned below:

  1. First of all, you require to shutdown your Macbook and then, after 5 seconds, turn it on. But, before it gets booted completely, you need to press and hold the key combination:
  2. option (alt) + command + P + R
  3. You need to hold these keys for around 20-30 seconds before releasing them. After that, you will notice that your Macbook appears to start. But, before that, you have to release the keys. So, here are two things: In a few MacBooks, you will notice that the startup pings two times. While in some Mack books that have Apple T2 Security Chip, you have to release the keys after the Apple Logo appears at startup.
  4. After that, once your Macbook booted up properly, hover to the settings and check if everything is not fine or not.

Bonus Fixes:

#1. Reset the SMC (For Removable Battery)

  1. First of all, you require to shut down your Mac.
  2. After that, remove the battery carefully and then wait for 5 seconds.
  3. Then, press the power button for about 10-15 seconds and connect the battery.
  4. That’s it. Now, boot your Macbook and check if the issue gets resolved or not.

#2. Reset the SMC (For Non-Removable Battery)

  1. First of all, you require to shut down your Mac.
  2. Then, press the Shift + Control + Option button using your keyboard. Also, press the Power button simultaneously for about 10-15 seconds.
  3. Now, boot your Macbook to check if the internal microphone not working issue gets resolved or not.

Also Read: How to Automatically Delete Old Text Messages (SMS) on Android and iOS?

key Outlooks

If the problem is still there, then you can check if your laptop gets physically damaged. Also, to get more assured, you can follow the steps mentioned above one more time from starting with more care. If, even after that, you find yourself in the same situation. Then, we recommend you contact to support team or hover over to your nearest Apple service center.


So, that’s it for this guide. We hope you like this guide. Now, if this guide really helped you, give us your valuable feedback in the comment section. Furthermore, if you are new here, then do follow us on our social media handle for regular updates.

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