WhatsApp set to stop working on 49 smartphones for millions of users this month during major upgrade
Popular messaging service WhatsApp is about to stop working on millions of phones.People with older iPhone and Android models won't be able to use the app after December 31 without getting an upgrade.WhatsApp will cease to function on 49 makes of phone including the iPhone 5 or 5c along with several Huawei, LG and Samsung models
