How to Unlock iPhone 3G OS 3.0 with UltraSn0w

In this iPhone Guide, you will learn how to Unlock iPhone 3G on OS 3.0 with UltraSn0w. This Guide is for iPhone 3G users ONLY.

iPhone 2G users, please navigate to:
How to Jailbreak/Unlock iPhone 2G on OS 3.0 With RedSn0w (Windows)
How to Jailbreak/Unlock iPhone 2G OS 3.0 with PwnageTool 3.0 (MAC)
In order to follow this iPhone Guide,you must be on Baseband 04.26.08 which means you need to Update your iPhone firmware to iPhone OS 3.0 and then Jailbreak iPhone 3G.
Jailbreaking iPhone 3G OS 3.0 guides can be found here:
How to Jailbreak iPhone 3G Running iPhone OS 3.0 with RedSn0w (Windows)
How to Jailbreak iPhone 3G OS 3.0 with PwnageTool 3.0 (Mac)
When you have updated to iPhone OS 3.0 and have jailbroken iPhone 3G using one of the above guides, then you can use this guide to unlock iPhone 3G OS 3.0 using UltraSn0w.

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