UPSC Prelims Syllabus 2025 is of a qualification nature and success in this stage will only mean that you are eligible to appear for the Mains, the second stage. After qualifying the Mains, you will progress to the last stage of the CSE, the Interview round. Here is a simplified guide by Vajirao & Reddy IAS Institute to help you prepare for UPSC Prelims 2025. https://vajiraoias.com/blog/how-to-prepare-for-the-upsc-prelims-syllabus-2025/