How to get the wallpaper of oppo mobile phone dialing key

1. Take oppoR6 mobile phone as an example, find the setting icon on the desktop of the mobile phone and click Enter.

2. enter the setting interface, find the phone option, and click open.

3. After entering the telephone interface, find the call background option and click Open.

4. After entering the call background, find the custom option and click Open.

5. in the camera interface, select the background photo to be set.

6. Finally, you can see that the wallpaper of the dialing key of the mobile phone has become the picture just set.