i am using note 2 N7100 international model but the thing is that it is locked and only works on android 4.1.1. i got it from dubai and when i came back to india i cofud not use my sim. so i went to the market to get it working but they told that moment i updated the software the lock thing would come back on. its quite annoying as i am running on android 4,1,1 and 4.3 is out.
and i cant use any custom roms the moment i install a rom on my phone calling and messaging dont work what to do please helpppp
and in case of more info tell me regarding this situation