Strategies that can improve candidate confidence going into the UPSC interview include thorough preparation, mock interview practice, and positive self-affirmation. Familiarizing oneself with potential questions and current affairs can alleviate anxiety. Role-playing with peers or mentors helps candidates refine their articulation and body language. Additionally, understanding the interview format and common pitfalls can enhance readiness. Building a strong foundation through study groups fosters confidence as candidates share insights and support each other. Finally, maintaining a positive mindset and visualizing success can contribute significantly to boosting self-assurance before the interview.