Redmond Pie

How to Unlock iOS 4.2.1 with Ultrasn0w 1.2 [Video Guide]

Taimur Asad·November 29, 2010

The iPhone Dev-Team has released the updated version of carrier unlocking tool called Ultrasn0w which can unlock the latest iOS 4.2.1 and 4.1 firmware on iPhone 3GS and 3G on basebands later than 05.13.04. Since iPhone 4 has different baseband OS, It'll take a little while longer for the Dev Team to unlock it on the latest firmware.

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How to Unlock iOS 4.2.1 with Ultrasn0w 1.2 [Video Guide]

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