How To Fix Microphone Problems On Android Smartphones

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Written By Larious

Larious is the Executive Editor of LowkeyTech. He is a tech enthusiast and a content writer. 





Last Updated on July 4, 2023 by Larious

Sometimes, smartphone makers do cost-cutting to fulfill users’ needs, mostly done on cameras, speakers, microphones, storage, etc. This is why Android smartphone requires more care compared to iPhones.

Recently, we have received multiple messages from readers regarding microphone failure. We have readers who reported that the other person couldn’t hear the voice during the middle of a call. Usually, these things don’t do much damage, but what if it was an urgent business call or a phone interview?

Fix Microphone Problems On Android Smartphones

There can be multiple reasons why your phone’s mic is not working, especially during the call. So, here in this article, we have decided to share some methods that could help you to deal with Microphone problems on Android smartphones.

But, before we proceed to the methods, let’s know some possible reasons why your phone’s mic is not working.

Network Problems – Usually, network problems is what causes microphone problem. If you are in the middle of a call and the person on the other end suddenly can’t hear you, you can blame it on the network carrier.

Microphone blocking – Sometimes, we accidentally place our fingers on the microphone during the calls, which blocks our sound. So, during the call, ensure you haven’t stuck the microphone with your fingers.

Dirt Accumulation – The microphone glitch might also cause due to dirt accumulation on the microphone. It doesn’t happen overnight but can create an issue over time.

Third-Party Apps – Certain types of apps are available on the internet, which can create a problem with the microphone. They won’t do any hardware damage, but they can modify some files, which can raise microphone issues.

Fix Microphone Problems On Android

We will share some easy methods to fix Microphone problems on Android smartphones. Make sure to follow every method carefully.

1. Restart Your Device

Well, this is one of the first things you should do to fix the Microphone Problem on Android smartphones. Not just microphone problems, but a simple restart can fix most of the Android errors. Once done, call and check whether the microphone problem is solved.

2. Shutdown Your Device for Few Seconds

Shutdown Your Device for Few Seconds

Well, this is another thing you must do to fix Microphone problems on Android devices. If a simple restart fails to fix the microphone problem, shut down your Android smartphone and wait 10-30 seconds before turning it on again.

This will refresh your hardware and fix your device’s Microphone problems. Once done, make a call to check whether the problem is solved.

3. Turn Off the Bluetooth

Turn Off the Bluetooth

If you have a Bluetooth headset that you often use with Android, chances are that your headset is connected to Android when making/receiving calls.

When a Bluetooth headset is connected, speaking to your phone’s microphone won’t work. So, you need to ensure there’s no Bluetooth device connected to your phone.

You can also pull down the notification shutter on Android and turn off Bluetooth. Or else, open App drawer > Bluetooth, and turn off the Bluetooth connectivity.

4. Check the Microphone Permission on Android

The latest version of Android allows you to enable/disable microphone access for apps and services. So, if the Microphone is not working on Android while using selected apps, you need to check the app’s microphone access settings. Here’s what you need to do.

1. Open the Settings app on your Android smartphone.

2. On Settings, scroll down and tap on Privacy.


3. Next, under the Permission manager, turn on the toggle for Microphone access.

Microphone access

That’s it! This is how you can enable the Microphone permission on your Android smartphone.

5. Check the Microphone Access for Apps

As we know, the latest versions of Android allow you to disable microphone access for selected apps. Let’s say your Microphone is not working only while making calls on WhatsApp; in that case, you need to check whether Microphone access for WhatsApp is enabled or not.

1. Long press on the App icon of which you want to check the Microphone access and select App info.

App icon

2. On the App info screen, tap on Permissions.


3. On the App Permissions, tap on the Microphone.


4. Select either Allow only while using the app or Ask every time to grant the Microphone access to the app.

Ask every time

That’s it! After making the changes, open the app and call again to test the Microphone. This time the microphone will work.

6. Clean the Microphone with a Pin

As we all know, microphone glitches might also cause due to dirt accumulation on the microphone.

Dirt doesn’t accumulate overnight, but if you use it regularly for an extended period or if your phone is exposed to dust, then dirt accumulation is quite apparent.

Clean the Microphone with a Pin

So, in this method, you need to use a small pin or a thin needle to poke the small hole beside the USB connector. You can also blow air through your mouth directly to the microphone hole to remove dirt. Don’t use cotton clothes to clean because fabric pieces could get stuck.

You can also take your smartphone to the local smartphone repair shop to get the dirt removed from the microphone.

7. Disable the Noise Reduction

Well, the latest Android smartphones that are coming up nowadays have a feature known as ‘Noise Reduction’. The feature eliminates the extra background noise during the call and improves the call experience.

However, due to some bugs, sometimes the function blocks the call voice completely. So, if the microphone problem is causing due to noise suppression, then follow this method to fix the problem.

Disable the Noise Reduction

  • First of all, Open the App drawer and select Settings.
  • On Settings, tap on Call.
  • Now on the Call settings, scroll down and find Noise Reduction.
  • Turn off the option and restart your smartphone.

That’s it; you are done! This is how you can turn off noise reduction or noise suppression features to fix microphone problems.

8. Find and Remove The Third-Party App

As mentioned, third-party apps can interfere with your phone to raise microphone issues. So, in this method, you must consider the recently installed app.

If you are getting microphone problems after installing any app, you can blame it all on the app. You need to boot your phone in safe mode, which will turn off all third-party apps temporarily.

After booting your phone into safe mode, make a call, and check whether the microphone is working. If it works in the safe mode, you need to find and remove the app causing the problem.

9. Get it Repaired

Get it Repaired

If all of the methods failed to fix the Microphone problem on Android, your phone probably has a faulty microphone. If your microphone is faulty, you must get it repaired from the service center.

Also, you can call the customer service number to know more details about the phone. You won’t have to spend anything if your phone is under warranty. However, if your phone has crossed the warranty period, you must pay the repair charges for the microphone.

These are some of the best methods to fix Microphone not working on Android smartphones. Let us know in the comment box below if you know other methods to fix the microphone problem.


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