Cara downgrade iphone 4 3GS 4.1 to 4.0.1

Discussion in 'Apple Device' started by waskitow, Jan 25, 2011.

  1. waskitow

    waskitow Well-Known Member

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    Hanya ingin berbagi..

    Langkah Langkanya...
    Step 1

    Download TinyUmbrella 4.21.05

    Step 2

    * Run TinyUmbrella
    ***READ THE README TinyUmbrella README NOW Yes. You Read it.
    # Hit the Start TSS Server button

    Step 3

    # Now open the iTunes. Hold down the SHIFT (Windows) or Alt/Option (Mac) key and hit the Restore button on iTunes.
    # Then browse and select your downloaded iOS 4.1 FIRMWARE


    Step 4

    Let iTunes error with 1004 error (baseband update failed – we want this


    No simply hit the Kick Device Out of Recovery button on TinyUmbrella.


    done .. !:thumb::thumb::thumb:

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