The UPSC Mains Syllabus for 2024 outlines essential examination details, including a total of nine papers worth 1750 marks, with two qualifying language papers and seven evaluative papers. It emphasizes a range of topics across general studies, including Indian heritage, governance, technology, ethics, and optional subjects, each comprising specific content areas designed to assess candidates' knowledge and critical thinking. Success in the Mains exam, paired with interview scores, is crucial for candidates seeking top ranks in the civil services.