Instructions to pin screen on Gmate devices

How to protect your privacy when lending a Gmate smartphone or tablet to someone else. Instructions for setting up "screen pinning" on a Gmate 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.

Gmate GMate S5 Gmate GMate S5
Gmate GMate G2000 Gmate GMate G2000
Gmate GMate 6577 Plus Gmate GMate 6577 Plus