ELECTRONIC DEVICE MOUNTED ON VEHICLE AND OPERATION METHOD THEREOF

An electronic device mounted on a vehicle and an operating method of the electronic device are provided. The electronic device monitor the number of occupants riding in the vehicle, obtain communication access information includes information about the number of connectors accessing a communication module from among the occupants and information about an amount of data use through the communication module, recognize an operation pattern of the occupants, by using an occupant monitoring system (OMS), predict a data throughput to be transmitted and received through the communication module, by using the number of occupants, the obtained communication access information, and the operation pattern of the occupants, and determine, based on the predicted data throughout, whether to change a first communication scheme in use to a second communication scheme, which is fifth generation (5G) millimeter wave (mmWave) communication.