To effectively complete all papers in UPSC, aspirants can employ several strategies, including creating a study plan that allocates time for each subject. It is crucial to practice previous year papers and mock tests to understand the examination pattern. Moreover, focusing on current affairs and integrating them into answers can enhance overall performance. Group studies allow for knowledge sharing and discussions, while regular assessments can help keep track of progress. Finally, maintaining a healthy balance of study and welfare is essential for long-term sustainability.