Amazon.com: SAMSUNG GALAXY A12 BEGINNER'S GUIDE(Android 11, 2021 Version): A newbie guide to understanding and using the new Galaxy A12: 9798536892220: Tade, Sodiq: Books
Samsung's European Android 11 update schedule revealed - GSMArena.com news
Samsung released Android 11 Update for Galaxy A12 and Galaxy A02s
Android 11 is now rolling out to Samsung's affordable Galaxy A12 and A02s phones | Android Central