METHOD AND APPARATUS FOR CLEANING FILTER OF AIR CONDITIONER, AND AIR CONDITIONER

A method and apparatus for cleaning a filter (1) of an air conditioner, and an air conditioner, relating to the technical field of smart household appliances. The method comprises: obtaining the standby duration of an air conditioner and the operation parameters of the air conditioner during operation; under the condition that the standby duration is greater than a first threshold or the operation parameters satisfy a preset condition, obtaining the reference time of the recent cleaning of a filter (1); and according to the reference time, executing a corresponding filter (1) cleaning operation. The air conditioner respectively uses the standby duration and the operation parameters as trigger conditions for cleaning the filter (1) during standby and during operation of the air conditioner, so that the cleaning of the filter (1) can be started in a timely mode. In addition, the air conditioner executes the corresponding filter (1) cleaning operation according to the reference time of the recent cleaning of the