SAMSUNG GALAXY A02s BEGINNER'S GUIDE(Android 11, 2021 Version): A newbie guide to understanding and using the new Galaxy A02s: Tade, Sodiq: 9798466196870: Amazon.com: Books
Samsung rolls out Android 11 to two budget-friendly Galaxy phones - PhoneArena
Samsung Galaxy A02s — Википедия
Samsung Galaxy A12 and A02s get Android 11 - GSMArena.com news