DFU mode lets the device interface with iTunes, update the firmware, and restore the OS without automatically installing the last downloaded version. It's useful for installing older versions of iOS if a beta persistently hangs your phone, or if a jailbreak goes bad.
Hold the power and volume down buttons at the same time for five seconds. Release the power button. Continue to press the volume down button. Wait five seconds for iTunes to sense that you have enabled DFU recovery mode.
Open iTunes on your computer > Connect your iOS device to the computer with a USB cable > Wait for iTunes to recognize your iOS device. Step 2. Exit DFU mode by pressing the buttons on your phone. For iPhone 8 and later: Just quick-press the Volume Up button, and then quick-press the Volume Down button.
How to put iPhone 12 into DFU mode
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Follow the steps below to enter DFU mode on iPhone 8 and iPhone 8 Plus.
Press and hold the power button until the recovery screen appears. For iPhone 7/7 Plus: Press and hold the power button and the volume down buttons at the same time. Keep holding the buttons until the recovery mode screen appears.
1:543:06Press the power button for 3 seconds. Then press the lower volume button and hold them both for 10MorePress the power button for 3 seconds. Then press the lower volume button and hold them both for 10 seconds.
3:585:42The side button. And then hold down both the side button and the volume down button for around fiveMoreThe side button. And then hold down both the side button and the volume down button for around five seconds. Then release the side button but continue holding down the volume down button. Wait.
As demonstrated in the video, entering DFU mode on the Apple Watch requires that you hold down the Digital Crown and Side button for 10 seconds, and then release the side button while still holding down the Digital Crown. All of this is performed while connected to a Mac via the iBus and a Lightning cable.
Press and hold the Power button for 3 seconds, until the screen turns black. While you're still holding the power button, press and hold down the volume down button. Continue to hold both buttons down for 10 seconds. If the Apple logo appears, you've held it for too long.
How to put iPhone 13, 12, 11, X, and iPhone SE 2022 in DFU Mode