I started it but crashed and closed suddenly. There is and update (2.11.11) available for it, however, I didnt' updated it yet. Moreover, it has been a very heavy app.of about 730 MB.is this the reason for all this happening? Please help…ðŸ'ðŸ' My iPhone 4s is currently running on iOS 7.1(11D167). Thnkz.;)!
Read more: Whatsapp not opening on my iPhone 4s?!