WhatsApp, one of the best known FREE messaging applications worldwide, made an announcement that will affect a number of Zimbabweans if the current situation is considered. The most popular application, to some the only internet they know, will discontinue support of the app on certain types of phones, and if you use that phone then you will no longer be able to keep in touch with your friends through WhatsApp.
As of the end of 2016, the following phone models will no longer be supported:
BlackBerry, including BlackBerry 10
Nokia Symbian S60
Android 2.1 and Android 2.2
Windows Phone 7.1
Read full article in Whatsapp blog https://www.whatsapp.com/faq/en/general/26000006