How to upgrade from 3.0 to 3.1.3

Discussion in 'iPhone Tips, Help and Troubleshooting' started by indossatrice, Apr 11, 2010.

  1. macrumors newbie

    Joined:
    Apr 10, 2010
    #1
    Can someone please help.. I want to upgrade my unlocked/jailbroken iphone 3g from the 3.0 firmware to the 3.1.3.. can someone please list the steps in doing so? I already downloaded the firmware.. now I'm stumped.
     
  2. macrumors Nehalem

    Applejuiced

    Joined:
    Apr 16, 2008
    Location:
    At the iPhone hacks section.
    #2
    Use pwnage tool to create a custom 3.1.3 ipsw and then restore to that thru itunes.
    If you update to stock 3.1.3 you will lose your unlock so be carefull.
     

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