Release the Power button and keep holding the Volume Down button until the device starts booting in DFU mode. However, all you have to do is turn off your phone, then press the Volume Down and Power button simultaneously for 10 seconds. dr.fone will give you instructions on how to reboot the phone in DFU mode. Step 3 – You now must reboot your iPhone in DFU mode. Step 2 – You should get the screen below, asking you to start the unlock process. Step 1 – First of all, connect your iPhone XS via USB. Want to know how to unlock iPhone XS without passcode with this tool? Well, it is a very simple process that you will finish in no time. If you ever find yourself in a situation where you cannot remember the passcode, just use dr.fone to unlock it. This feature is specifically designed for unlocking iOS devices that have been locked down. This by far will be the right tool to deal with your issue if the device is locked and there is no other way to look around. Our first solution is a third-party software called dr.fone - Screen Unlock (iOS). Part 1: How to unlock iPhone XS with unlock tool Part 3: How to unlock iPhone XS without passcode using iCloud?.Part 2: How to unlock iPhone XS by restoring with iTunes?.Part 1: How to unlock iPhone XS with unlock tool.