With the continuous development of modern information technology, Computer network and multimedia technology have been used more and more widely. Due to the diversity, integration, control, interactivity, and real-time characteristics of multimedia technology, the application of multimedia technology in teaching has greatly changed the traditional teaching mode of instilling knowledge to students in a single way and in a simple manner. It used its super integrated management of text, text, graphics, images, video, sound etc., making teaching intuitive, novelty, diversity and vivid characteristics, can give full play to the students’ thinking ability, cognitive ability and the ability to analyze problems, greatly improve the quality of teaching. Applying multimedia technology to the ideological and political course in colleges and universities can help improve the expressiveness and appeal of teaching content, inspire students’ interest in learning, increase the credibility and timeliness of teaching content, and create a multidimensional interactive ideological and political classroom model. This will enable the teaching of ideological and political courses in universities to be carried out more effectively. Therefore, we should effectively use multimedia technology to assist our teaching in ideological and political education.