Instructions to pin screen on DTC devices

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

DTC GT6P DTC GT6P
DTC GT5SL DTC GT5SL
DTC GT6X DTC GT6X
DTC GT6U DTC GT6U
DTC GT19 DTC GT19
DTC GT6F DTC GT6F
DTC GT8I DTC GT8I
DTC LOLLY GRAND DTC LOLLY GRAND
DTC GT16 DTC GT16
DTC GT21 DTC GT21
DTC GT6G DTC GT6G
DTC GT5N DTC GT5N
DTC GT6T DTC GT6T
DTC GT6 SPEED PLUS DTC GT6 SPEED PLUS
DTC GT10 DTC GT10