The emotional, mental, kinesthetic development in the musical instrument training all along the educational process of the individual is great importance. In this context, self-regulated training, which is one of the training methods to be used by the flute instructors, stands out in the development process of the students. The motivation, attitudes, emotional, self-efficacious development of the students towards their instruments supported byselfregulated training can increase the instrument performance. In this study, experimental method was used with the help of self-regulated training method, emotional expression scale, general self-efficacy scales. The study was performed with 22 students who studied flute at the music department. As a result of the study, it was determined that the application of self-regulated training method in flute education had a positive effect on negative expression, self-efficacy. Furthermore, it has been determined that self-regulated training method improves students? ambition, attitudes and motivations in a more conscious, efficient working process towards lessons and instruments.