Unlock iPhone 3GS

iPhone 4.3.3 Unlock – Everything You Need to Know

Apple has once again updated their iOS firmware, and with it came the usual questions. Can the new firmware be jailbroken? Yes, there are multiple ways to jailbreak your iDevice as long as it is compatible with iOS 4.3.3 or 4.2.8 for Verizon models.

Can my iPhone be unlocked if I update? Sort of. This is where things tend to get tricky. Unlike jailbreaking, the ability to unlock is dependent on the model of iPhone you have as well as a few other variables. Need help determining if your iPhone is unlockable? Hit the jump for a full breakdown...

How to Unlock your iPhone 4.3.3 with UltraSn0w

Thanks to the hard work of the iPhone Dev Team, the UltraSn0w unlock for iPhone has been updated to play well with iOS 4.3.3. As mentioned in our previous post about UltraSn0w, this will only work with iPhone 4 baseband 1.59.00, and iPhone 3G/3GS basebands 4.26.08, 5.11.07, 5.12.01, 5.13.04, and 6.15.00.

If your baseband is different from these, then you can't unlock for the time being. If your baseband matches one of those above but you are on an older firmware, use PwnageTool to update while preserving the baseband.

In this tutorial, we will show you how to unlock your iPhone 4.3.3 using UltraSn0w...

UltraSn0w iPhone Unlock for iOS 4.3.3 Released

Just about 2 weeks after releasing the previous version, the Dev Team released today UltraSn0w 1.2.3, a software unlock for iPhone 4 and iPhone 3GS. Like its predecessor, this newer version of UltraSn0w doesn't unlock the latest basebands.

UltraSn0w will only work for the older iPhone 4 baseband 1.59.00, and iPhone 3G/3GS basebands 4.26.08, 5.11.07, 5.12.01, 5.13.04, and 6.15.00...