A method for controlling a clothing treatment apparatus, and a server. The method includes: obtaining a control instruction and obtaining running status of clothing treatment units; determining, according to the running status of each of the clothing treatment units, a clothing treatment unit to be controlled, and performing, according to the control instruction, a corresponding operation on the clothing treatment unit to be controlled, thus realizing automatic determination and control of the clothing treatment unit to be controlled, improving cumbersomeness of determining the clothing treatment unit to be controlled and in turn improving cumbersomeness of controlling the clothing treatment unit to be controlled, thereby improving control efficiency and avoiding a problem of low control efficiency of controlling a clothing treatment unit.