​mere pas iphone 4s hai hum pehly jub us mein se sim remove karty thy to us k badle koi or sim dalty thy to wo sim khud ba khud active ho jati thi lakin ab main aisa karta homatlab sim remove karta ho to wo usi time active ni hoti wo tub active hoti hai jub main mobile off karta ho to phir on karta ho wo tub active hoti hai
thanks you reply me