Based on the study literature analysis conducted, this study aims to examine the effectiveness of classical guidance services in improving students’ self-confidence. The research uses a library research method through a review of relevant national and international journal articles. A descriptive qualitative approach is applied to analyze the concept of self-confidence, its influencing factors, and the role of classical guidance in education. The results show that classical guidance helps improve students’ self-confidence. After participating in classical guidance activities, junior and senior high school students showed higher participation, greater confidence in expressing opinions, stronger belief in their abilities, and lower social anxiety.
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