Mock interviews can significantly enhance aspirants' preparation for the actual UPSC interview by simulating real interview conditions. This practice allows candidates to receive constructive feedback on their performance, helping them identify areas for improvement. It also boosts their confidence and helps in developing effective communication skills. Furthermore, mock interviews encourage aspirants to articulate their thoughts clearly and address potential questions regarding their background, current affairs, and personal opinions. This thorough preparation minimizes anxiety during the actual interview, increasing chances of success.