Old iPhone unlock

old iphones unlock guide

iPhone jailbreak

iPhone 3G unlock

check your baseband first ( go Settings –>General –> About–> Modem Firmware)

5.15.04 -> update to 6.15.00 then use Ultrasnow
6.15.00 -> use Ultrasnow
5.14.02 -> update to 6.15.00 then use Ultrasnow
5.13.04 -> use Ultrasnow
5.12.01 -> use Ultrasnow
5.11.07 -> use Ultrasnow

iphone 3GS unlock

check your baseband first ( go Settings –>General –> About–> Modem Firmware)

6.15.00 -> use Ultrasnow
5.16.05 -> update to 6.15.00 then use Ultrasnow
5.16.02 -> update to 6.15.00 then use Ultrasnow
5.16.01 -> update to 6.15.00 then use Ultrasnow
5.16.00 -> update to 6.15.00 then use Ultrasnow
5.15.04 -> update to 6.15.00 then use Ultrasnow
5.14.02 -> use Ultrasnow
5.13.04 -> use Ultrasnow

iphone 4 unlock

check your baseband first ( go Settings –>General –> About–> Modem Firmware)

4.12.01 -> No Solution / factory unlock
4.26.08 -> use Ultrasnow
4.11.08 -> No Solution / factory unlock
4.10.01 -> jailbreak + unlock sim
3.10.01 -> jailbreak + unlock sim
2.10.04 -> jailbreak + unlock sim
1.59.00 -> Ultrasnow)

iphone 4s unlock

iPhone 4S Basebands

01.0.11 -> use GEVEY™ Ultra S
01.0.13 -> use GEVEY™ Ultra S
01.0.14 -> use GEVEY™ Ultra S
02.0.10 -> use GEVEY™ Ultra S
02.0.12 -> use GEVEY™ Ultra S

p.s. you can unlock every baseband versions of all models by factory unlock