What is UPI and how does it work? Explain its benefits.

UPI stands for Unified Payments Interface. It is a fast and secure digital payment system that enables the transfer of funds. The National Payments Corporation of India (NPCI) launched UPI in 2016. UPI works through a simple process. For example, when Kumar scans Piyush's QR code using a payment application on his phone and enters his UPI PIN and the amount to be sent, the application sends a payment request to Kumar's bank. Kumar's bank forwards the request to NPCI, which decrypts the request, verifies the user's UPI PIN, and processes the transfer. The funds are then received by Piyush's bank, and Piyush receives the payment in his bank account.

The benefits of UPI include allowing effortless digital transactions, supporting cashless transactions during the COVID-19 pandemic when social distancing was essential, and being accessible to everyone due to its user-friendly design in multiple languages. India's UPI system has been accepted by countries like Nepal, the United Arab Emirates, France, Sri Lanka, Bhutan, and Mauritius, making it truly India's gift to the world of payment systems.