The psychology of music education is dedicated to the study of psychological mechanisms and influences in the process of music learning and performance. By understanding the cognitive, affective and motivational characteristics of learners, music education psychology provides important guidance and support for improving music performance skills. It covers many aspects, such as music cognition, creativity, and performance anxiety. Research findings in psychology of music education provide teachers and students with targeted teaching strategies and practice methods, which enable learners to master skills more effectively and improve their performance. In addition, the psychology of music education also focuses on the psychological barriers and challenges that learners face in the process of music learning, such as stage fright, self-confidence issues, etc. By understanding and applying psychological theories and methods, teachers can help students overcome difficulties, build positive attitudes and emotions, and enhance self-awareness and self-management. Overall, the study of psychology in music education has an important impact on the practice of music education. Teachers can develop personalized teaching strategies and curriculum design according to students' individual differences and learning styles, stimulate students' learning interest and motivation, and promote the development and progress of music education.