sn0wbreeze 2.3b4 jailbreak that brings working on 3GS baseband (01.59.00 / 04.26.08 / 05.11.07 / 05.12.01 / 05.13.04 / 06.15.00) running firmware . Follow the guide to “Tethered” jailbreak your iPhone 3GS (Old and New Bootrom) and then use ultrasn0w to unlock your device.hacker iH8sn0w has just released
Earlier, Ultrasn0w was broken on iOS 4.3 but Steven managed to the patch ultrasn0w using Ultrasn0w fixer developed by msft_guy and then integrated with sn0wbreeze utility.
Full Change Log
- ultrasn0w now works for basebands (01.59.00 / 04.26.08 / 05.11.07 / 05.12.01 / 05.13.04 / 06.15.00)
- ultrasn0w is NOT compatible with the folllowing basebands! (02.10.04 / 03.10.01 / 04.10.01 / 05.14.02 / 05.15.04)
- Upgrading yourbaseband to the 06.15.00 baseband hack to MAY cause you to lose your GPS!
- Fixed minor GUI + iBooty bugs.
Step 1: Download Sn0wbreeze 2.3b4
Step 2: here. For ‘New Boorom’ you need to tether boot your device using iBooty. For Old Bootrom iBooty is not required as it supports .your 3GS (New Bootrom) device using guide posted
Step 3: Follow (Step 2-7) to unlock your iPhone 3GS using guide posted here
Note: If your iPhone 3GS is running on BB 05.14.02 or 05.15.04, then make sure you first update your baseband to 06.15.00 and then unlock it.