To enhance public administration knowledge for the UPSC exam, candidates should explore various avenues such as online courses, journals, and government reports. Engaging with current affairs by reading leading newspapers and policy analysis can also provide insights into the practical applications of theories. Participating in interactive discussions and attending workshops can further deepen understanding. Moreover, connecting with experts in the field through seminars or webinars offers firsthand knowledge and exposure to contemporary public administration practices which are vital for the exam.