The Samsung Galaxy S9 and S9 Plus can sometimes have issues with their Microphones, which hinders the phone from performing its most simple function of receiving phone calls and making phone calls.

If the mic on your Samsung phone is not functioning well, the individual on the other end cannot hear you and your device will find it difficult to do its number one job.

Do not worry yourself though, there is a solution for that except it is a hardware issue.

For the Samsung Galaxy S9 and S9+ devices, it could be a hardware or software issue but a lot of hardware problems have to be taken care of by professionals.

However, there are a few things that can be done on your own to know if the microphone issue is caused by a software fault. You can know if it is a glitch or 3rd-party application, a firmware problem or even a fault with the phone itself by adhering to the instructions below:

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1. Rule Out Any Accessories

It is possible for Bluetooth headset or headphones to tamper with your microphone. You can confirm if this is the reason for the issue by ensuring your Samsung Galaxy S9 or Galaxy S9 Plus is disconnected from any device. As soon as you have disabled Bluetooth, test the microphone once more. If this gave you the fix you want, congratz. If it did not, check the next option.

2. Restart Your Device

Like other mobile devices and PCs, merely restarting your Samsung Galaxy S9 or Galaxy S9 Plus can provide the solution you need. Confirm if the issue is still occurring by testing the mic’s audio.

3. Rule Out Any 3rd-Party Apps

At times the issue can be caused by a 3rd-party application that you downloaded recently. It could also be due to a recent update. This can be tested by running the Samsung S9 and S9 Plus in Safe Mode, which will ensure all 3rd-party apps are blocked. If the Mic is working just fine in Safe Mode, make sure the 3rd party applications are uninstalled one after the other in normal mode. Begin with the apps installed recently, and have the mic tested after removing an app till you detect the culprit. As soon as you locate the application causing the issue, you found your fix.

How To Boot Into Safe Mode?

  1. Power off your smartphone.
  2. Hold on for 30 seconds and then power on the phone.
  3. Be attentive as the device is booting.
  4.  When the first boot screen logo is visible, press and hold the volume down key.
  5. Keep holding it all through the boot process.
  6.  You being in Safe Mode will be obvious since there is an indicator on the bottom left of the display.
  7. Several 3rd-party applications will not work in Safe Mode, therefore, you should locate a default application that can work to test the audio.
  8. You can just make a call to confirm if the microphone has started functioning properly.
  9. If your mic is working fine in Safe Mode but misbehaves normally, an application you have downloaded is the reason for the problem.
  10. Get rid of applications and clear as much data as possible, checking from time to time to confirm if you have rectified the problem.

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4. Factory Reset

This can be done by adhering to the instructions below:

  1. Power off the smartphone.
  2.  Press and hold the Volume Up, Power, and Bixby buttons simultaneously.
  3.  When the blue Android screen is visible, you will get redirected to the Recovery Menu.
  4.  You can now release the buttons and begin to use the Volume and the Power keys for navigation via the list to select an option.
  5. Make use of the Volume buttons to swipe down to “Wipe Data/Factory Reset.”
  6. Confirm it by tapping Yes.
  7. The factory reset will now begin but might take a while. A yellow message will be visible at the bottom of the screen as soon as it is done.
  8. Lastly, choose “reboot system now.”

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