How to Jailbreak Your iPhone 4 Using RedSn0w (Mac) [4.2.1]

How to Jailbreak Your iPhone 4 Using RedSn0w (Mac) [4.2.1]

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Brock - February 14, 2011 at 1:43pm
I have an iphone 4 version 4.2.1(8C148) with firmware 03.10.01, all I want to do is Jailbreak it and not unlock it because I have AT&T. on other comments I\'ve seen that this updates the baseband... will this void my factory warranty and applecare? thanks!!
范駿 - March 24, 2013 at 10:16pm
我基帶降不了