Candidates can stay updated on current affairs using several effective methods. Regularly reading newspapers, such as "The Hindu" or "Indian Express," provides in-depth coverage of national and international events. Online platforms aggregating news articles, like news apps, can offer an efficient way to receive updates. Subscribing to monthly magazines focused on current affairs can also be beneficial. Additionally, engaging in discussion forums or groups related to UPSC preparation fosters knowledge sharing. Following credible news channels and reputable websites that cover specific topics of interest ensures a well-rounded understanding of important issues.