Shut-down method and device for mobile terminal

The invention discloses a shut-down method and device for a mobile terminal. The method comprises the steps of obtaining a shut-down operation instruction, and triggering the operation for storing the current operation state information of a baseband processor and an application processor according to the shut-down operation instruction, wherein the stored operation state information is used for enabling the mobile terminal to recover to the operation state after the mobile terminal is rebooted. According to the technical scheme, the consumed time for the smart mobile terminal to complete start is shortened effectively, and the starting speed of the smart mobile terminal is increased greatly.