[Q] Help unlocking s3

[boplaxxx]

why cant i see the UMTS menu in service mode?

MODEL NUMBER
GT-I9300
ANDROID VERSION
4.1.1
BASEBAND VERSION
I9390DXDLI5
KERNEL VERSION
3.0.31-288630
se.infra@SEP-67#1
SMP PREEMPT Mon Oct 8 12:58:21 KST 2012
BUILD NUMBER
JRO03C.19300XXDLJ1

please help.. reply asap if may TºT please help