DFU mode is a special mode that allows you to restore your iPhone Xs max to any iOS version, even if it is bricked or stuck in a boot loop. DFU mode stands for Device Firmware Update, and it bypasses the bootloader and the operating system of your iPhone. In this video, you will learn how to enter DFU mode on iPhone Xs max using a simple button combination. You will need a computer with iTunes installed and a USB cable to connect your iPhone X.