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Thread: Help !!!!

  1. 12-29-2011, 01:36 AM #1
    jeffrey7
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    Default Help !!!!

    I cant restore and upgrade my iphone 4. It occurs error 21. Any guides?
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  2. 12-31-2011, 11:23 AM #2
    hcgaloi
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    Error 21 means that you have an older version of iTunes when upgrading to iOS 5. It need to be at least on version 10.5.1. I suggest that you install the latest

    Good luck
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« I'm on 4.1 (3GS, 05.13.04), I've SHSH for 4.3.5 - can I update, jailbreak & unlock? | iphone4 jailebreak 5.0.1 »

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