Home / Tips & Tricks / How to fix Galaxy S9 Plus microphone won’t work during calls issue

How to fix Galaxy S9 Plus microphone won’t work during calls issue

Today’s submit will attempt to reply one frequent downside in lots of Android gadgets —  microphone won’t work during calls. We decide one typical instance under. Basically, a Galaxy S9 Plus consumer is reporting that his telephone’s microphone refuses to work during calls at first. It works when utilizing the speakerphone although. Eventually, it will get worse till it even stops on speakerphone. If you’ve got an identical scenario, find out how to take care of it under.

Before we proceed, we wish to remind you that if you’re on the lookout for options to your individual #Android issue, you’ll be able to contact us through the use of the link offered on the backside of this web page. When describing your issue, please be as detailed as doable so we are able to simply pinpoint a related resolution. If you’ll be able to, kindly embody the precise error messages you’re getting to give us an thought the place to begin. If you’ve got already tried some troubleshooting steps earlier than emailing us, make certain to point out them so we are able to skip them in our solutions.

Problem: Galaxy S9 Plus microphone won’t work during calls

Microphone issue, People can’t hear me after I’m on the precise telephone however can hear me after I activate speaker telephone. I can hear them simply high quality . I acquired a brand new s9+ about three weeks in the past and I had had one earlier than however this similar issue occurred to my outdated one. it began out simply having points whereas I used to be simply speaking into the precise telephone up to my ear however I may activate speaker and so they may hear me . Eventually although that stopped working too. Now my new one is doing the identical factor besides as of at this time I’m nonetheless ready to discuss by the speaker telephone. Please assist , ought to I pay to have it despatched in? I did drop it like 2 weeks in the past, I do know I do know however these darn instances are like 60 bucks and the telephone put me put me out virtually 900. So it does have a pair cracks within the again nevertheless it didn’t appear to have any impact on something, not less than that’s what I assumed!

Solution: It’s extremely unlikely that two gadgets can have the identical actual downside after you by accident dropped them. We assume the issue is just not hardware-related in any respect. This could also be a product of a software bug or a nasty app. To troubleshoot this downside, comply with our suggestions under.

Force restart your machine

Temporary bugs might generally develop if a tool is left operating for a while. To reduce bugs from build up, you need to commonly refresh the system by restarting the machine as soon as each few days. It’s a straightforward upkeep step and won’t take a minute of your time.

In your explicit case, we advocate that you simply simulate the results of a “battery pull” so the telephone’s reminiscence will even be cleared. Here’s the way it’s finished:

  1. Press and maintain the Power + Volume Down buttons for roughly 10 seconds or till the machine energy cycles. Allow a number of seconds for the Maintenance Boot Mode display screen to seem.
  2. From the Maintenance Boot Mode display screen, choose Normal Boot. You can use the quantity buttons to cycle by the out there choices and the decrease left button (under the quantity buttons) to choose. Wait for up to 90 seconds for the reset to full.

Wipe the cache partition

Android makes use of a system cache, which is saved within the cache partition, to load apps shortly. Sometimes, this cache will get corrupted during and after an update, or for another causes. While this will sound innocent, a corrupted cache can ultimately trigger efficiency points in addition to a bunch of different minor annoyances. To be sure that your telephone’s system cache is contemporary, you’ll be able to wipe the cache partition. This will power the telephone to delete the present cache and substitute it with a brand new one over time.

To wipe the cache partition in your S9 Plus:

  1. Turn off the machine.
  2. Press and maintain the Volume Up key and the Bixby key, then press and maintain the Power key.
  3. When the inexperienced Android brand shows, launch all keys (‘Installing system update’ will present for about 30 – 60 seconds earlier than displaying the Android system restoration menu choices).
  4. Press the Volume down key a number of instances to spotlight ‘wipe cache partition’.
  5. Press Power button to choose.
  6. Press the Volume down key till ‘sure’ is highlighted and press the Power button.
  7. When the wipe cache partition is full, “Reboot system now” is highlighted.
  8. Press the Power key to restart the machine.

Install app and OS updates

Another great way to reduce the possibilities of bugs is by ensuring that each one apps and the OS updated. By default, your S9 Plus ought to robotically download and set up app updates. If you modified this conduct, be certain to manually test for app updates within the Play Store. Here’s how:

  1. Open Play Store app.
  2. Tap More settings icon on the higher left.
  3. Tap My apps & video games.
  4. Hit UPDATE ALL button.

To test for software updates, you’ll be able to go below Settings > Software update.

Verify how microphone works on Safe Mode

As talked about above, one of many doable causes for the issue is a nasty app. This may be the rationale why it occurred in your different telephone earlier than. The similar dangerous app could also be put in in each gadgets. To test if certainly one of your downloaded apps is the offender, you’ll be able to restart your S9 to protected mode. Here’s how:

  1. Turn the machine off.
  2. Press and maintain the Power key previous the mannequin identify display screen.
  3. When “SAMSUNG” seems on the display screen, launch the Power key.
  4. Immediately after releasing the Power key, press and maintain the Volume down key.
  5. Continue to maintain the Volume down key till the machine finishes restarting.
  6. Safe mode will show within the backside left nook of the display screen.
  7. Release the Volume down key whenever you see Safe Mode.
  8. Try calling anybody to test if microphone works (when NOT on speakerphone).

If the microphone works usually, which means that you’ve got an app downside. Because protected mode won’t pinpoint the dangerous app by itself, you’ve got to use the strategy of elimination to slim down the suspects. Here’s how to do this:

  1. Boot to protected mode.
  2. Check for the issue.
  3. Once you’ve confirmed third get together app is to blame, you can begin uninstalling apps individually. We recommend that you simply start with the newest ones you added.
  4. After you uninstall an app, restart the telephone to regular mode and test for the issue.
  5. If your S9 continues to be problematic, repeat steps 1-Four.

Reset app preferences

Resetting app preferences is oftentimes neglected in lots of Android troubleshooting articles however when it comes to an issue like yours, it would assist loads. It’s doable that one or a few of your default apps might not be set appropriately, inflicting this glitch to happen. Because there’s no approach to know if this guess is true, what you want to do is to merely be sure that all default apps are turned on. Here’s how to do this:

  1. Open Settings app.
  2. Tap Apps.
  3. Tap on More settings on the higher proper (three-dot icon).
  4. Select Reset app preferences.
  5. Restart your S9 and test for the issue.

Reset all settings

This process is separate from the earlier one because it covers all settings of your Android machine and never simply the apps. To do that, comply with the steps under:

  1. From the Home display screen, swipe up on an empty spot to open the Apps tray.
  2. Tap General Management > Reset settings.
  3. Tap Reset settings.
  4. If you’ve got arrange a PIN, enter it.
  5. Tap Reset settings. Once full a affirmation window will seem.

Wipe the telephone (manufacturing unit reset)

This is a drastic troubleshooting step that should solely be finished if not one of the options above fail. Be certain to again your private information up earlier than doing a manufacturing unit reset.

  1. Create a backup of your information.
  2. Turn off the machine.
  3. Press and maintain the Volume Up key and the Bixby key, then press and maintain the Power key.
  4. When the inexperienced Android brand shows, launch all keys (‘Installing system update’ will present for about 30 – 60 seconds earlier than displaying the Android system restoration menu choices).
  5. Press the Volume down key a number of instances to spotlight ‘wipe information / manufacturing unit reset’.
  6. Press Power button to choose.
  7. Press the Volume down key till ‘Yes — delete all consumer information’ is highlighted.
  8. Press Power button to choose and begin the grasp reset.
  9. When the grasp reset is full, ‘Reboot system now’ is highlighted.
  10. Press the Power key to restart the machine.


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If you’re one of many customers who encounters an issue together with your machine, tell us. We provide options for Android-related issues for free so when you have an issue together with your Android machine, merely fill within the quick questionnaire in  and we are going to attempt to publish our solutions within the subsequent posts. We can’t assure a fast response so in case your issue is time delicate, please discover one other approach to resolve your downside.

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