How To Fix Bad Sound Quality During Calls On Sony Xperia Z5

If you noticed that the sound quality on your Sony Xperia Z5 is not as good as it should be, there are several simple things you can try before you contact your carrier or Sony. Some users who had this problem solved it with some adjustment in settings. We have gathered the most effective solutions here, so if you have this problem keep on reading to see how to fix bad sound quality during calls on Sony Xperia Z5.

You may also read: How To Fix Sony Xperia Z5 Wi-Fi Issues

How to fix bad sound quality during calls on Sony Xperia Z5


Note: Many times, the reason why the sound quality during calls is bad is because the network strength is weak, or because the signal keeps dropping.


Solution No.1: Restart your smartphone

The best place to start solving this problem is by restarting your phone. Every smartphone owner knows that there are many strange issues that may pop up and once you restart your device, the issues are gone. Turn off your phone completely and turn it back on.


Solution No.2: Make some adjustments in call settings

Sony Xperia Z5 comes with many features, including the audio enchantment features, and some users solved the problem by turning off some of them.

Turn off speaker voice enhancement – go to Settings > Call and move the switch next to Speaker voice enhancement to disable it.

Turn off noise suppression – go to Settings > Call and move the switch next to Microphone noise suppression to disable it.

Turn off slow talk – go to Settings > Call and move the switch next to Slow talk to disable it.


Solution No.3: Safe mode

The rogue apps can cause tons of problems, so to see if one of the apps is creating the problem, you should enable safe mode and see if the device is working normally. If it does, it means the app is to blame for the problem, and you should either uninstall third-party apps you recently downloaded, or you can perform a factory reset (explained below) which will delete all third-party apps, data and settings on your device.

To enable Safe mode on your Sony Xperia Z5, do the following:

  • Turn off your phone
  • Press and hold the Power button
  • When you see the logo on the screen let go of the Power button and press and hold the Volume down until you see the Safe mode on the screen.
  • When you want to exit the safe mode, just restart your smartphone.


Solution No.5: Software update

You should see if there is a software update available. To do that, go to Settings, tap About phone and tap Software update. If there is an update, follow the on-screen steps. Keep in mind that you should use Wi-Fi when downloading the software update because using the mobile data can result in additional costs.


Solution No.6: Factory reset

As we said before, performing factory data reset means that all third-party apps will be deleted along with your personal settings and your data so you should to backup your files. Next, go to Settings, tap Backup & reset and tap on Factory data reset.


If none of the solutions we listed here worked, you should contact Sony, a retail store in which you purchased your device or your carrier.


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