How to set up incoming call video in HarmonyOS system?

The following is how to set up the incoming call video in HarmonyOS system.

Equipment: Huawei P20

System: Android 16.4

1. Turn on the phone and click the "Settings" button on the desktop.

2. Then on the settings page, click Sound.

3. Enter the sound interface and select the card that needs to set the incoming call video. The card 1 is selected here.

4. After entering the ringtone interface, click the video ringtone.

5. Finally, in the pop-up video interface, select a video and set it as the incoming call video, and it is finished.