Before the interview, aspirants should conduct extensive background research on the UPSC process, specific boards, and current affairs. They should delve into the service rules, responsibilities, and functions of civil servants, as well as reviewing their own academic and work experiences. Understanding the panel's composition and potential interests can provide valuable insights. Candidates must also stay informed about national issues, government policies, and any controversies related to governance. This comprehensive research equips candidates to answer questions confidently and demonstrates preparation and enthusiasm for the role.