How to use UPI QR code?

To use a UPI QR code, open your UPI-enabled application and select the 'Scan' option to activate your phone's camera. Point the camera at the merchant's QR code. The app will automatically retrieve the recipient’s details. Enter the payment amount (if not pre-filled), and then authenticate the transaction by entering your unique UPI PIN. The payment is processed instantly, and confirmation is provided in real-time.