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How to Boot iPhone in DFU Mode

(This post was last modified: 04-25-2015, 01:25 AM by Spondulix. )

DFU stands for Device Firmware Upgrade . You can
promote or demote your OS by DFU mode as it simply
sidestep the current OS installed on your iPhone. DFU
mode is easier way as compared to iTunes because
sometimes you get errors while restoring from iTunes.
The benefit of putting your iPhone in DFU mode is that you
can perform so many operations like jailbreaking, SIM
unlocking, upgrading/downgrading the firmware.

Boot iPhone in DFU Mode

Just follow some easy steps below to enter your iPhone in DFU mode.

> To put your iPhone in DFU mode first of all you must connect the device to your computer through USB cable.

> Shut down your device by pressing power button. Do not continue until your device is finally shut down.

> When your phone get switched off then again press
and hold power button for some moment (minimum
3 seconds).

> With the iPhone switched off, once again press and
hold power button along with home button for just
10 seconds.

> Now let go the power button but continue holding
the home button for further 15 seconds.

> After few seconds you will get a message from iTunes informing that your device has been detected. Your iPhone’s screen will stay blank.

> Congratulations! Now you’re in DFU mode. A pop- up will inform you that iTunes has spotted an iPhone in DFU mode whenever you connect your iPhone to iTunes.

Steps to Exit DFU mode

Simply press and hold power and home buttons together for some moment. After that release the home button but continue pressing the power button. When you see Apple’s logo on screen your iPhone is exposed of DFU mode.

So, are you ready now to enter in the DFU mode in your
Apple device in order to upgrade the firmware of your device.


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