The present disclosure relates to a sensor network, Machine Type Communication (MTC), Machine-to-Machine (M2M) communication, and technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the above technologies, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. A method and an apparatus for dynamically changing a group control mode for operating a plurality of devices based on user intervention information according to a user's need are provided. A method of changing a group control mode using user intervention information by a home gateway includes executing the group control mode for controlling functions of a group of devices according to a predetermined setting, determining whether a user intervention condition is met, and, when the user intervention condition is met, suggesting a change to the group control mode based on pre-stored user intervention information and external environment data to a user.