Instructions for changing the language on AOSD devices

How to change the menu and keyboard language to AOSD devices step by step with images and video, instructions to add and change language to AOSD brand mobile phones and tablets. Search your device among the wide range of AOSD available.

AOSD Q33 AOSD Q33
AOSD Q55 AOSD Q55
AOSD S8 plus AOSD S8 plus