How to set cartype and built-in boot and home screen image for PX3 Android 7.1

How to set cartype and built-in boot and home screen image for PX3 Android 7.1
here is the video link for the issue  https://www.youtube.com/watch?v=BDwBLs5A944&t=10s
Tue, 2 Apr, 2019 at 12:05 PM