Press and hold the Sleep/Wake and Home buttons simultaneously.
Keep holding both buttons and do not release when the Apple logo appears.
Wait for the Recovery mode screen to display and then release both buttons.
Hlubší DFU Restore
- Connect the device to a computer using a USB cable.
- Hold down both the Home button and Lock button.
- After 8 seconds, release the Lock button while continuing to hold down the Home button.
If the Apple logo appears, the Lock button was held down for too long.
Nothing will be displayed on the screen when the device is in DFU mode.
If open, iTunes will alert you that a device was detected in recovery mode.
If your device shows a screen telling you to connect the device to iTunes, retry these steps.