Instructions to pin screen on DTAC devices

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

DTAC Cheetah DTAC Cheetah
DTAC Phone Joey Jet 2 DTAC Phone Joey Jet 2
DTAC Phone S2 DTAC Phone S2
DTAC Phone M1 DTAC Phone M1
DTAC Phone X3 DTAC Phone X3
DTAC Phone T3 DTAC Phone T3
DTAC Phone T2 DTAC Phone T2
DTAC Phone S3 DTAC Phone S3
DTAC Phone M2 DTAC Phone M2
DTAC Happy Phone 4-0 Plus DTAC Happy Phone 4-0 Plus