Instructions to pin screen on Ark devices

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

Ark S503 (New) Ark S503 (New)
Ark Benefit M551 (SuperD) Ark Benefit M551 (SuperD)
Ark Benefit S453 Ark Benefit S453
Ark Wizard 1 Ark Wizard 1
Ark Brown 1 Ark Brown 1
Ark Benefit S452 Ark Benefit S452
Ark Benefit S503 Max Ark Benefit S503 Max
Ark Phantom 1 Ark Phantom 1
Ark Benefit Note 1 Ark Benefit Note 1
Ark Benefit S505 Ark Benefit S505
Ark Elf S8 Ark Elf S8
Ark Wizard 2 Ark Wizard 2
Ark Benefit M9 Ark Benefit M9