Hard Reset XIAOMI Mi 4 - Android full reset

How to do the factory reset in the easiest way? How to clear your phone? How to delete all data and settings? The hard reset operation will restore your XIAOMI Mi 4 - to the factory state. All settings, applications and data added by the user will be removed. More info: http://www.hardreset.info/devices/xiaomi/xiaomi-mi-4/