Aspirants can efficiently manage their time during the UPSC interview process by creating a structured schedule that allocates specific time blocks for preparation, mock interviews, and self-reflection. Prioritizing areas that require more focus and practicing time management during mock interviews can help simulate the actual experience. Utilizing tools like timers can aid in maintaining awareness of time constraints. Additionally, maintaining a balance between study and breaks is essential to avoid burnout. Finally, incorporating strategies such as review sessions can help consolidate knowledge while managing time effectively.