If you want to be able to record a video call on your iPhone with sound, there are a few things you need to do first.

  1. Open the Phone app and select the person you want to call.
  2. Tap the Call button in the top left corner of the screen.
  3. In the Call Settings window that pops up, tap Record Video and Audio.
  4. Tap Start Recording when you’re ready to start recording your call.
  5. To stop recording, tap Stop Recording in the same window or press the Home button on your iPhone and then tap Stop Recording in the Phone app’s main menu bar. ..