The invention is suitable for the application field of a power supply technology, and provides a power supply/charging arrangement method of a controllable-user mobile intelligent terminal. The method comprises the following steps: a step A, monitoring whether a large-current charger is plugged, a step B, if the fact that the large-current charger is plugged is detected, popping out a power supply selection menu containing an option for selecting an external charger power supply mode or a battery power supply mode, and a step C, powering the mobile intelligent terminal by means of a power supply mode selected by a user. The user can flexibly control power supply and charging of the mobile intelligent terminal according to an actual application scenario, interactivity between the user and the mobile intelligent terminal is enhanced, the electric quantity of a battery is saved, the service life of the battery is prolonged, and needs of various application scenarios are satisfied well; and, further, when the power supply or the charging is performed, the mobile intelligent terminal can also display a corresponding icon according to a charging/power supply condition, and the user can know a state of the mobile intelligent terminal at a glance.