The Apple server are closed ! time is over ! It dose not work any more
What do you need: A jailbroken iPhone that can be activated in iTunes (that is, not officially blacklisted), a computer with the latest iTunes installed and working internet connection. You will also need to know the carrier that your iPhone is locked to.This will unlock all basebands like 4.11.08 , 4.12.01 ,1.0.13 ,1.0.14,2.0.10
In this section you will learn how to downgrade your iPhone, iPod Touch, iPad and Apple TV 2G to a lower or currently firmware version running without 3194 or 16xx errors. Additionally, you will also learn the best way to save your iFaith which will allow you to downgrade your iDevice’s firmware version in the future.Also you will learn how create a pre-jailbroken custom firmware without baseband upgrading . This is not for A5 device.
Mirror Links Added
There is a simple way to update to iOS 5.0.1 without basebande update . easy unlock and jailbreak . Its a untethered jailbreak for all device except iPad 2 and iPhone 4s. This iOS 5.0.1 custom firmware made with Sn0wbreeze v2.9.3 so its an untethered jailbreak .There is same ready custom firmwares with 6.15.00 basebond . if you get iTunes 16XX error use iREB.
Update to 2.9.1
iH8Sn0w has released a new version of Sn0wBreeze v2.9.1 to jailbreak untethered iOS 5.0.1 .
Sn0wbreeze preserve iPhone baseband so you can steel unlock your iPhone easy.