--I have iOS 9.0.1 installed on my iPhone 6.--Rarely ever use LTE/4G service, as home and office have wifi and we have a public wifi network that I use in town.--I've had Wifi Assist turned off for over a week.--My usage hasn't changed at all. If anything, I use my phone less lately than I used to. 

Ever since I updated my AT&T iPhone 6 to Apple's iOS 9 (and now on 9.0.2), my email app is nowhere near as "snappy" as it used to be in getting my Email, which is also with AT&T Yahoo!.When I open the Mail app, it might say that it was updated an hour ago, so when I manually force it to check (by pu

I have received a text from "Unknown" stating "Service Denied"What does this mean?

Doe's anyone know about the new wifi calling option available for iphones. will this be a free service. Or will att be charging to use this service?