How To Fix Galaxy S9 And Galaxy S9 Plus Microphone Problem

Any Samsung user can attest how annoying microphone problems on Galaxy S9 or Galaxy S9 Plus can be as a microphone is a basic feature that any smartphone possesses. A microphone is not working on Galaxy S9 and Galaxy S9 Plus effects making and receiving calls as the person talking will not be heard by the other person. Such an anomaly is the last thing you can accommodate from a Samsung Galaxy phone, so seek immediate intervention to iron out this issue.

You can suspect that the problem emanates from either a software or hardware cause. If it is a hardware problem, then it will require special servicing.

But, if it is a firmware or software problem, such as a third-party app, a glitch or just a more general problem, you can test a couple of the following suggested solutions for fixing Samsung Galaxy S9 and Galaxy S9 Plus microphone issues.


Check the accessories

Often, it is easy for some accessories like headphones or Bluetooth headset to mess with the smartphone’s microphone. Simply remove that particular accessory from your Galaxy smartphone and test the microphone again to rule out any impending problem. If the issue persists, you now have to take the following useful steps.


Let the phone get some break

Like any other phone, try to turn it off a bit. Then, remove its battery and SIM card and let it rest for a few seconds, like about 30 seconds. Afterwards, assemble everything and restart your smartphone again to see if the problem still exists.


Check any third-party app

A recently downloaded or updated third-party app can also cause such a problem. If you want to test whether third-party apps are the source of the problem, let your phone run in safe mode. All the third-party apps will be blocked in the safe mode so that you can see whether the microphone will work properly.

If the microphone seems to work well, then uninstalling some of the third party apps can be the do that, you need to remove the apps one by one starting from the most recent ones until you get the defective app.


To get into safe mode:

  1. Switch off your smartphone.
  2. After some 30 seconds have elapsed, long press and hold the power button until you see some light.
  3. When you notice “Samsung Galaxy S9 or S9 Plus” showing on the phone’s screen, let the power button go free.
  4. As soon as you release the power button, press and hold down the volume key.
  5. Continue pressing down the volume button till it finishes to restart.
  6. When the phone finishes, you will notice the Safe mode appearance on the screen.
  7. Release the phone’s volume control and begin verifying whether the microphone can work properly.


Investigate any corrupted firmware

When you have carried out all those measures, but the microphone still refuses to work, you ought now to be suspicious of the smartphone’s general settings or a corrupted firmware. In such a scenario, you will need to bring the phone to factory default through a factory reset.

Before you perform a factory reset on your phone, ensure you back up all the information so that it doesn’t disappear. Otherwise, you will have to factory reset your phone using the following steps;

  1. Switch off your phone as usual.
  2. While holding the volume up button, press the home button for a while.
  3. Before the smartphone redirects you to the recovery menu, a blue android screen will appear.
  4. Now release the buttons and use both the Power and volume down keys to browse through the menu section.
  5. Continue to browse until you reach the factory reset/ wipe data option.
  6. Confirm you want to factory reset your phone by selecting Yes.
  7. Relax as your phone performs the factory reset. As soon as the function is finished, a yellow message will pop on the screen’s bottom.
  8. Afterwards, select the option of Reboot system now.

Your galaxy phone will need configuration from scratch when you restart it. After you configure your smartphone, try to test the microphone together with a recording app.


You should be able to solve the microphone problem when you do perform a reset. However, if it isn’t solved, you will be left with only two options;

  1. Check whether the microphone has some dirt clogged around it. If you notice some dirt, gently clean it and test whether the quality of the conversation will improve.
  2. Or, take the smartphone to an authorized technician or retailer to solve the issue.


At first, you had to the device software to see if the problem can be eliminated. But, in case it fails to work, you had to try the last two steps. Remember, try to acquire an authorized service as it is difficult to troubleshoot a hardware problem personally.


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