Current affairs is crucial in UPSC preparation because it forms a significant part of the General Studies papers and the current affairs-focused Prelims exam. Candidates are expected to integrate contemporary issues in their answers, demonstrating a well-rounded understanding of national and international events. A solid grasp of current affairs helps in answering questions accurately and enhances critical thinking regarding government policies and their implications. Regular reading of newspapers, magazines, and reliable online sources keeps candidates informed and prepared to tackle questions on various topics.