WhatsApp FAQ page According to this, only those smartphones which run on Android 4.0.3 or newer operating system will get WhatsApp support from January 1, 2020. That is, if your phone runs on an operating system older than Android 4.0.3, then from next year you will not get the benefit of this instant messaging app WhatsApp owned by Facebook. Giving information about the iOS device, not only Android, the company said that from next year, WhatsApp app support will be available only on iOS 9 and newer versions. Apart from this, you will be able to take advantage of WhatsApp only on KaiOS 2.5.1 and newer versions.
If you use a phone that works on a version older than the above version and which is not eligible for these updates in future, then you will not be able to take advantage of WhatsApp service from January 1.
of mysmartprice Report As of now, WhatsApp will not release updates for iPhone 4 and older phones. These models do not support iOS 9. Apart from this, Android phones that work on the old operating system include smartphones like Samsung Galaxy S2, Samsung Galaxy Note 3, Sony Xperia Z1, HTC One M7, Moto X and Xiaomi Mi 3.