As times progress and develop, higher requirements have been put forward for students’ moral education and English achievements. Visual multimedia has imperceptibly entered the English teaching classroom and provided the latest teaching methods and means in English teaching. Artificial intelligence (AI) technology can provide assistance for teachers in English teaching and reasonable training for students. It has objective feedback on English teaching and learning. The final average score of Class A with multimedia English teaching method based on AI was 79.5, which was 9.5 higher than that of Class B with traditional teaching method. Meanwhile, in order to better study visual multimedia English teaching, this paper designed a visual multimedia English teaching method based on network security, compared it with traditional teaching methods, and found that it can enhance students’ English listening and speaking ability. The listening test scores of Class 1 using this research method were 5.5 points greater than those of Class 2 using traditional teaching methods, and the final test scores were also higher than those of Class 2, 10 points higher than the average scores of Class 2. Therefore, the research methods in this paper are valuable for the study of visual multimedia English teaching.
