In the last month of UPSC preparation, candidates should prioritize revision and consolidation of knowledge. This phase is crucial for reinforcing concepts and ensuring familiarity with the syllabus. Focusing on mock tests can help candidates assess their readiness and identify last-minute gaps. Time management skills should be fine-tuned to handle exam pressure, with a particular emphasis on practicing writing answers within stipulated time limits. Candidates should also review their current affairs notes intensively, ensuring they are updated with the latest developments. Lastly, maintaining mental well-being through relaxation techniques is vital for optimal performance during the exam.