Iphone 3gs- No Sim card installed | Emergency call Online

[Pankajguitarist]

Hi, My brother from singapore has gifted me an iphone 3gs. When i started the phone, it says, No sim card installed. He used At&t and then singtel. But Im in india and i dont have those sim cards. Please tell me how to unlock my iphone. so that i can use Indian simcards on that iphone.

 

[rdiddy_25]

Hi, My brother from singapore has gifted me an iphone 3gs. When i started the phone, it says, No sim card installed. He used At&t and then singtel. But Im in india and i dont have those sim cards. Please tell me how to unlock my iphone. so that i can use Indian simcards on that iphone.

Do you know what iOS is it on?

 

[Pankajguitarist]

Do you know what iOS is it on?

4.2.1 (8C148).... i jailbreaked it with redsnow and install cydia. and then in cydia, i installed ultrasn0w. now the phone is working as an ipod, but the Indian sim card(Airtel) is not working.. it says NO SERVICE or sometimes searching..... Please help