Control method of water purifying and drinking machine, water purifying and drinking machine and storage medium

The invention discloses a control method of a water purifying and drinking machine, the water purifying and drinking machine and a storage medium, the water purifying and drinking machine comprises a water purifying tank, a hot tank and a heating piece, the heating piece is used for heating the hot tank, the water purifying and drinking machine has a sterilization mode, and the control method comprises the following steps: receiving a sterilization instruction; the water purifying and drinking machine is controlled to enter the sterilization mode, the water purifying and drinking machine is controlled to stop discharging water in the sterilization mode, and a first circulation loop is controlled to be formed between the water purifying tank and the hot tank so that hot water in the hot tank can be discharged to the water purifying tank. According to the control method of the water purifying and drinking machine, the hot water in the hot tank can be controlled to circularly flow in the water purifying and drin