HDFC Bank will conduct scheduled maintenance on September 13th, 2025, from 12:30 AM to 7:30 AM IST to enhance system performance. During this period, NetBanking, MobileBanking, UPI services, and some ATM/debit card functionalities will be unavailable. Customers are advised to use PayZapp Wallet for uninterrupted payments, while credit card services will remain largely operational.