On your iPhone, press the Volume Up button immediately followed by the Volume Down button.Launch iTunes on your computer, and check that your iPhone appears in the list of devices.Connect it to your computer using a Lightning to USB cable.Turn on your iPhone if it isn't already.It's useful for installing older versions of iOS if a beta persistently hangs your phone, or if a jailbreak goes bad.īefore following the steps below, make sure you have the latest version of iTunes installed on your computer. How to Enter DFU Mode on iPhone 6s and iPhone 7ĭFU mode lets the device interface with iTunes, update the firmware, and restore the OS without automatically installing the last downloaded version.DFU mode (standing for Device Firmware Update) on the other hand restores an iPhone if a restart or standard Recovery Mode doesn't solve the problem you're experiencing. These changes remain in place for Apple's latest iPhone XS, iPhone XS Max, and iPhone XR devices.Ī forced restart can be used if an iPhone is freezing, throwing up errors, or has stopped responding completely.
With the launch of the iPhone 8, iPhone 8 Plus, and iPhone X last year, Apple made some changes to the way a forced restart is performed and also to the way the devices are put into DFU mode.