Iphone Activation
Hi,i am having a iphone 4s which bought from US. Its a network locked phone. Iam now in India and i was using the phone without sim card .I was able to use whatsapp, facebook app without any problem. And the phone is running in IOS 9.2
When IOS 9.3 released I updated the phone via OTA. After the updation i was not able to activate the phone its asking for inserting SIM card.
Please help me. Any ways without unlocking the network
iPhone 4S, iOS 9.3