To deepen their understanding of Indian history for UPSC, candidates can utilize methods like primary source analysis, exploring historical texts, and engaging in field studies. Participating in seminars and discussions with experts can also provide diverse perspectives. Additionally, leveraging online courses or documentaries can offer unique insights. Networking with fellow aspirants to brainstorm or share findings can enhance comprehension. Overall, a mix of traditional and modern resources helps create a well-rounded grasp of historical contexts relevant to the exam.