- Ultrasn0w 1.2.5 to unlock iPhone 4 and iPhone 3GS running iOS 5.0.1 has recently been released. Ultrasn0w 1.2.5 does NOT unlock high basebands.
- Only basebands mentioned below can be unlocked. Ultrasn0w 1.2.5 mainly brings support to iOS 5.0.1.
Ultrasn0w 1.2.5 Unlocks:
How To Unlock iPhone 4 / 3GS On iOS 5.0.1 With Ultrasn0w 1.2.5
STEP 1: You’ll need to jailbreak your iPhone 4 or iPhone 3GS running iOS 5.0.1 using Redns0w with our guide posted here.
STEP 2: Once jailbroken, head to Cydia -> Manage -> Sources.
STEP 3: Now tap on Edit -> Add then write down the following repo: http://repo666.ultrasn0w.com.
STEP 4: After adding the repo, search in Cydia for Ultrans0w and you’ll tap on it then hit install on the top right of screen.
- Respring and tethered boot
- Your iPhone 4 and iPhone 3GS unlocked.