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WhatsApp Pulls Support for Old Windows Phone Versions
WhatsApp to End Support for BlackBerry, Nokia Asha Phones
Whatsapp Not Working: WhatsApp to stop working on these phones from today: All you need to know
WhatsApp to end Blackberry OS support - BBC News
Older smartphones get locked out of WhatsApp
WhatsApp users alert! App to stop after Dec 31! Is your smartphone OS on list?
WhatsApp to end support for some phones by end of 2016: Here's the list
WhatsApp is going to stop working on certain phones soon - here's when and what you need to do - Mirror Online
Reports surface of WhatsApp not working on older phones - Techzim
WhatsApp has stopped working on millions of phones
WhatsApp kills BlackBerry app and tells owners to upgrade their phones
WhatsApp support for s40 Nokia phones ends with 2018
WhatsApp ends support for Windows Phone 8 and BlackBerry OS this year; Android 2.3.7 in 2020 - Neowin
WhatsApp to drop support for BlackBerry, Nokia, more devices by year end