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Introdução

Entering DFU Mode (Official Instructions)

1. Plug your device into your computer.
2. Turn off the device.
3. Hold the Power button for 3 seconds.
4. Hold the Home button without releasing the Power button for 10 seconds.
5. Release the Power Button but keep holding the Home button.
6. Keep holding the Home button until you are alerted by iTunes saying that it has detected a device in Recovery Mode

Make sure the device screen is blank and no logos are present. Same operation you can use for all other models of iPhone.

Vídeo de Apresentação

  1. Open iTunes. The iPhone must be connected to the PC and powered OFF. ATTENTION, ATTENTION: You will lose all your data. Be sure that you have backup. ATTENTION, ATTENTION: You will lose all your data. Be sure that you have backup.
    • Open iTunes. The iPhone must be connected to the PC and powered OFF.

    • ATTENTION, ATTENTION: You will lose all your data. Be sure that you have backup.

  2. Entering DFU mode. Instruction you can read at the description. iTunes has detected an iPhone in recovery mode.
    • Entering DFU mode.

    • Instruction you can read at the description.

    • iTunes has detected an iPhone in recovery mode.

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  4. Select "Restore iPhone" and iTunes will download and install the latest firmware for your phone. Select "Restore iPhone" and iTunes will download and install the latest firmware for your phone. Select "Restore iPhone" and iTunes will download and install the latest firmware for your phone.
    • Select "Restore iPhone" and iTunes will download and install the latest firmware for your phone.

  5. Your iPhone is factory restored now.
    • Your iPhone is factory restored now.

    • Did you do it successfully?

Conclusão

This guide does not need reassembly.

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ZFix

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This is not flashing anything just resetting the iPhone...

Newbye - Responder

You are wrong. This procedure reflash the firmware, but if your phone is already with the latest version, for you this will looks like full reset.

ZFix -

My iphone 4 is locked and i dont know the apple id so by doing this i can unlock it or not please help

mehtashivani44 - Responder

If your phone is carrier locked or iCloud locked - no.

ZFix -

contact me to unlock iphone 4 icloud lock

Himanshu Rattan -

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