Gpp sim vs r sim 7

Discussion in 'iPhone Tips, Help and Troubleshooting' started by trungthiendo, Feb 15, 2013.

  1. trungthiendo macrumors regular

    Feb 15, 2008
    I have a sprint iPhone 4S on 6.1

    Which of these sim interposed method would work for getting this sprint 4s on tmobile?
  2. ammarkr macrumors newbie

    Jan 25, 2013
    I'd also like to know which of these three is best (though I'm asking for iPhone 5, iOS 6.1.2).

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