Starting January 1, 2025, WhatsApp will no longer function on a range of older Android smartphones.This decision by Meta, WhatsApp's parent company, affects approximately 20 Android models including Samsung, Motorola, HTC, LG, and Sony.The affected devices are at least 10 years old and cannot meet the demands of WhatsApp's evolving features.Users are advised to create a backup of their chats and upgrade to a newer smartphone.