Activation

Discussion in 'iOS 5 and earlier' started by manook, Oct 14, 2011.

  1. manook macrumors newbie

    Joined:
    Sep 6, 2010
    #1
    it's a simple question i have an iPhone 4 of at&t, i use it with ultrasnow with other carrier, my question is whe i update to the iOS 5 preserving baseband will i need the at&t sim for activate or not? if its inactive will it work?

    thank you very much
     
  2. manook thread starter macrumors newbie

    Joined:
    Sep 6, 2010

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