Recent major changes introduced in the UPSC examination structure include alterations in the pattern and emphasis on different subjects. The implementation of the new syllabus has resulted in increased focus on interdisciplinary studies and current affairs. Additionally, changes in the number of questions and their formats aim to evaluate candidates' analytical and comprehension skills more rigorously. Understanding these changes is vital for aspirants as it influences their preparation strategies to align with the evolving examination criteria, ensuring they comprehensively cover all areas effectively.