Wifi Calliing

<p>I have be trying calling vodacom customare care numerous times to find out more about wifi calling nobody is got a clue of what im talking about can somebody please tell me is Vodacom going to introduse the service to more handsets becuase currently the service is only available on a Samsung Galaxy S6 and please dont tell me Vodacom is still testing the service two years later after making the first wifi call............ </p>