how i can unlock i-phone 3gs modem 5.12.01 newbootrom

[yarra]

brothers

i have quastion please help me
i have 4 i-phones
and all have version 3.1.3
and modem 5.12.1
new bootrome
need to unlock it
how i can
im try to restore custom firmware using snow
but give me error 1604
with three pcs

 

[honganh]

Use Spirit to add Cydia then unlock by Ultrasn0w

 

[yarra]

im using spirit and don put co'nt see cydia

 

[octavyus]

restore your firmware (NOT upgrade)

use ONE SIM for activate

after Spirit and Unlock







B.R

 

[taz1234]

use spirit and jail break it simply conect ur phone after spirit detect ur i phone jus pres jail break after jailbreaking use source repo666.ultrasn0w.com