A method for levelling an anchoring system for a dropped ceiling, a floating floor, a pipe or a cable tray, having at least one support bracket for the pipe or a section bar of a support frame of a dropped ceiling, a floating floor or a cable tray, and an adjustment screw to adjust the distance of the section bar from a reference surface, wherein a laser receiver is placed in contact with the section bar or the support bracket, has an optical window to receive a laser beam emitted by a laser level, assumes two height states indicating the receiving position of the laser beam relative to a reference position, and transmits, in a wireless manner, two control signals corresponding to the two height states, and wherein an electric screwdriver receives, in a wireless manner, the control signals and switches the rotation of the adjustment screw between one direction and the opposite direction based on the control signal received.