I had an issue with sound distorted when using Facetime on the iPhone and I tried many other solutions like an external microphone but it doesn’t work properly. Then I tried a few tricks which really helps to solve my issue. Many of the iPhone users also having this issue right? If you searching for a solution this article will help you. I had listed a few tricks in this article. Hope those tricks will useful to you.

Solution 1: Restore your phone in DFU/ Recovery Mode

  • Connect your iPhone via Lightning (USB) cable to the Mac or PC.
  • Open iTunes on your PC or MAC.
  • Make sure that iTunes is upgraded to the latest version.
  • Press Volume Up button and quickly release it.
  • And then Press Volume Down button and quickly release it.
  • At last, press and hold the Slide button (Wake/Sleep button).
  • Don’t leave it after seeing the Apple logo appears.
  • Keep holding until the recovery mode screen appears.
  • A box will open with three option. Choose “Restore” or “Update”.
  • Wait until the process is finished.
  • Then restart your device force.

Solution 2: Restart your Device

  • Press and hold the Sleep/Wake button until the slide to power off screen appears.
  • Drag the slider to turn off your device.
  • Again press and hold the Sleep/Wake button until you see an Apple Logo.

Solution 3: Force Quit  All Apps

  • Double click “Home Button”.
  • Here you can see all closed apps.
  • Then swipe the app to close.

Solution 4: Check your Internet Connection If you are using Wifi,

  • Make sure that your WiFi connection is good and speed.
  • Turn off Wi-Fi.
  • Restart your device.
  • Turn on WiFi and install iOS 12.

If you are using Cellular Data,

  • Make sure that the internet connection is good and speed.
  • Turn Off Cellular Data.
  • Restart your device.
  • Turn On Cellular Data.

Solution  5: Factory Reset

  • Launch Settings.
  • Scroll down to see General and then tap it.
  • Tap Reset > Erase All Content and Settings.
  • Now the pop-up box will appear with 3 options. If you want to Backup your device then tap Back Up Then Erase.
  • If you have already taken a Backup then tap Erase Now.
  • Wait until the process gets finished.

Note: This fix will remove all data from your device. Therefore, it is advisable to take a backup. Hope the above solutions will be useful for you. If you have any doubt regarding this article, please share us via comments. Thank You.