Visual aids can enhance memory retention during UPSC study sessions by breaking down complex information into digestible formats. Tools like mind maps, flashcards, and infographics help in organizing data visually, making it easier to comprehend and recall. These aids stimulate different senses, reinforcing learning through visual engagement. Moreover, incorporating color-coding and imagery can aid in associating concepts, promoting a more interactive study experience. Utilizing visual aids can lead to improved focus during revision sessions, enhancing overall academic performance while preparing for the examination.