Disclosed are an air conditioner, an air conditioning system, and a control method thereof. The air conditioner includes an input interface, a communication interface configured to communicate with a server, and a processor configured to receive a main setting pattern from the server and operate according to the received main setting pattern, based on a setting value changing, transmit the changed setting value and first environment information at the time when the setting value is changed to the server, based on receiving a selection of an artificial intelligence control operation from a user, transmit current second environment information to the server, control the communication interface to receive the main setting pattern or a sub-setting pattern corresponding to the changed setting value from the server based on the first environment information and the second environment information, and operate according to the received main setting pattern or the received sub-setting pattern.