iPhone help! what ios for 3gs can be openline?

Discussion in 'Jailbreaks and iOS Hacks' started by zhaichi, Feb 5, 2013.

  1. zhaichi macrumors newbie

    Feb 5, 2013
    hi to all i want to ask what ios can i upgrade my 3gs that can be openline and preserves my BB???tnx i have 4.1(8b117) BB 06.15.00 pls help??
  2. Brian Y macrumors 68040

    Oct 21, 2012
    You what?

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