Managing notes effectively for different subjects in UPSC preparation requires a systematic approach. Candidates should create consolidated notes that encapsulate key concepts, facts, and definitions for quick revision. Organizing notes by topics and sub-topics allows easy retrieval of information. Using tools like mind maps, flashcards, and digital note-taking apps can enhance retention and ensure diverse learning methods. Revisiting notes regularly and integrating current events into them will help candidates keep their information relevant. A disciplined review schedule further aids in enhancing information recall during the exams.