Based on internal and external multimedia interface design, research and development, have the right multimedia software interface design principles in the actual interface design of the comprehensive analysis, it is concluded that in multimedia software and network interface design courses with the creative process of compliance with the principle of Multimedia software interface for the design lay a theoretical foundation. In multimedia courseware development process, According to the teaching goals and teaching of multimedia courseware content analysis of the overall structure and function to be achieved, and design compatible with the interface, the courseware is to ensure the realization of the overall function of an important link. From the classification of the interface, the interface structure, interface design principles, various methods of multimedia courseware network interface design.