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Thread: IPhone 3GS 4.1 upgrade

  1. #1
    Default IPhone 3GS 4.1 upgrade
    I have a iPhone 3GS on 4.0 old bootrom jailbroken with (jailbreakme.com) what is the way to upgrade to 4.1 and preserve my baseband for unlock ???

  2. #2
    You need to use jbme2pwn. Search google for the repo. I heard it's down at the moment though.

    Then snowbreeze custom firmware restore to 4.1. Untick the activate option if you have an official sim to activate the phone with (avoids some issues).

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