Aiming at the interface design of in-vehicle multimedia platform, with interaction design as the core, this paper analyzes the important role played by interaction design in the interface design of in-vehicle multimedia platform. By analyzing the definition of interaction design and the characteristics of in-vehicle multimedia platform, this paper proposes how to use interaction design in the interface design of in-vehicle multimedia platform. The advantages of interaction design in user experience, usability and efficiency of in-vehicle multimedia platform are analyzed in detail with examples, and the corresponding solutions are proposed for the problems in the interface design of in-vehicle multimedia platform
