No Service Issue in 4s
I have iOS 5.1 updated in my iPhone 4s. still i am facing the same problem. I am not getting incoming calls. "Says that my mobile is switched Off" i have even replaced my SIM. Then i changed my service provider from Airtel to Vodaphone, still issue same. i had to switch off and on to get incoming calls. Any body help me with this.
iPhone 4S, iOS 5.1