Instructions to pin screen on Chuwi devices

How to protect your privacy when lending a Chuwi smartphone or tablet to someone else. Instructions for setting up "screen pinning" on a Chuwi brand device. Block an application on the screen from which the user will not be able to exit without knowing the unlock pin, in this way you will prevent them from seeing your messages, photos and private data that you do not want to show.

Chuwi Hi9 Pro Chuwi Hi9 Pro
Chuwi Hi9 Air Chuwi Hi9 Air
Chuwi DX1 Chuwi DX1
Chuwi VX3 Chuwi VX3
Chuwi Hi9 Plus Chuwi Hi9 Plus
Chuwi Vi7 Chuwi Vi7
Chuwi V89 Chuwi V89
Chuwi VX2 Chuwi VX2
Chuwi VL8 Chuwi VL8
Chuwi V10HD 3G Chuwi V10HD 3G
Chuwi VX1 Chuwi VX1