Ultrasn0w has been released the version 1.2.2 for .2 work with .2 to , and with old basebands.
Dev Team’s 4 ,3G and 3GS software , now with added PwnApple.
Supported basebands: 01.59.00 / 04.26.08 / 05.11.07 / 05.12.01 / 05.13.04 / 06.15.00
Unsupported basebands : 02.10.04 / 03.10.01 / 04.10.01 / 05.14.02 / 05.15.04 / 05.16.02
You have toyour iPhone on 6.15.00 basebands on 4.1 / 4.2.1, you can follow for or guide for Windows / Mac (You may lose your GPS) Take step by step to unlocking below…
Step 1: Now you have to jailbreak your iPhone 4 or iPhone 3GS/3G on the latest iOS 4.3.2, you can follow this guide (Untethered with Sn0wbreeze 2.6 for Windows) or this guide (Tethered with PwnageTool for Mac)
Step 2: Open http://repo666.ultrasn0w.com Step 5: Now tap on “Add Source” then tap on Done.on your iPhone 4 or 3GS Step 3: Go to Manage->Sources Step 4: Now tap on “Edit”, then tap on “Add” and Enter the following repo
Step 6: Search for “ultrasn0w ” in Cydia and install this application. This app will automatically unlock your iPhone so that you can use it with any carrier. Step 7: Now simply restart your iPhone and you should now have a fully unlocked iPhone 4 or 3GS/3G, running iOS 4.3.2.