update rom after unlock i9500 - GSM-Forum

naoro19 · 12-08-2013, 13:35

hi

just unlock i9500 with asansam box now i want update the rom from 4.1.2 to 4.3 but when update the phone lock again why??

thanx

**Asansam Box** · 12-08-2013, 17:52

4.3 is new security and not supported.
solution:
write 4.1.2 modem file only and then use unlock after update

naoro19 · 12-08-2013, 18:01

i unlock it everything ok but if i want update the rom after the unlock
then the phone back to lock there is any way to get unlockl code and then the phone always unlock?

**Asansam Box** · 12-08-2013, 18:32

write 4.1.2 modem file only and then use unlock after update

12-08-2013, 13:35	#1 (permalink)
naoro19 Junior Member Join Date: Aug 2013 Posts: 27 Member: 1999042 Status: Offline Thanks Meter: 0	update rom after unlock i9500 hi just unlock i9500 with asansam box now i want update the rom from 4.1.2 to 4.3 but when update the phone lock again why?? thanx

12-08-2013, 17:52	#2 (permalink)
Asansam Box Product Manager Join Date: Apr 2013 Location: IRAN Age: 38 Posts: 5,842 Member: 1911891 Status: Offline Thanks Meter: 6,241	4.3 is new security and not supported. solution: write 4.1.2 modem file only and then use unlock after update

12-08-2013, 18:01	#3 (permalink)
naoro19 Junior Member Join Date: Aug 2013 Posts: 27 Member: 1999042 Status: Offline Thanks Meter: 0	i unlock it everything ok but if i want update the rom after the unlock then the phone back to lock there is any way to get unlockl code and then the phone always unlock?

12-08-2013, 18:32	#4 (permalink)
Asansam Box Product Manager Join Date: Apr 2013 Location: IRAN Age: 38 Posts: 5,842 Member: 1911891 Status: Offline Thanks Meter: 6,241	write 4.1.2 modem file only and then use unlock after update