WHATSAPP will not run on several smartphones from January 1, 2021

WhatsApp will not run on smartphones with some older operating systems. This list includes many Android and iPhone

Facebook's messaging app works on almost all platforms like iOS, Android, KaiOS.

Instant messaging app WhatsApp is one of the most popular mobile apps in the world. Facebook's messaging app works on almost all platforms iOS, Android, KaiOS. However, this time WhatsApp will not run on smartphones with some older operating systems. This list includes many Android smartphones. There are also some iPhones. The WhatsApp FAQ page states that WhatsApp is a smartphone that will work on Android 4.0.3 and other newer versions. WhatsApp will also support iOS 9 and above on iPhone.