Regardless the fact that WhatsApp issued the assurance that it won't be ending support for Blackberry smartphones running Blackberry 10 OS, Nokia S40 and N9kia Symbian S60 devices until June 2017. A lot of users reported earlier today that WhatsApp stopped working on their phone.
There are two simple options for you to restore your Whatsapp Chatting app
Just head over to "Blackberry World" and update your WhatsApp application. Once this is done, you will be able to continue using the app (at least before the official June deadline)
Just as we know, Blackberry 10 has extraordinary feature of being able to run the Blackberry app and Android apps together, this gives you extra hope that you can still use WhatsApp on your Blackberry 10 smartphone.
To continue enjoying Whatsapp on your BB10 smartphone, you can also install the latest android version of Whatsapp.
To Install WhatsApp on Blackberry 10 Devices
- On your BB10 device go to Settings > App Manager > Installing Apps and enable installations from unknown source
- Download the latest version of Whatsapp apk here
- Run and install it on your device
But if the problem still persists, then I think it's time to upgrade your device to Android or iOS.