In the 4.0 technology era, non-cash payment is becoming an inevitable trend of countries aroundthe world. In Vietnam, payment by QR code has been one of the most developed non-cash paymentmethods in recent years. In particular, the value of this form of payment is even more evident in theface of the complicated developments of the COVID-19 pandemic. Therefore, this study was conductedwith the aim of analyzing the factors affecting the intention to choose QR PAY payment method ofcustomers in Hanoi city in the context of COVID-19, through the variables that have been adjustedfrom the UTAUT2 model ,which are (1) Performance Expectancy; (2) Effort Expectancy; (3) Perceivedsecurity; (4) Hedonic Motivation; (5) Habit and (6) Personal Innovativeness. Research data wascollected with 308 valid questionnaires from people over 18 years old who used the form of paymentby QR code in Hanoi city. Research results show that the original variables were merged, forming threenew variables: (1) F1 (Performance and habit); (2) F2 (Effort and security) and (3) F3 (PersonalInnovativeness). Variables F1 and F2 do not affect the intention of customers to choose, however,variable F3 positively affects the intention to choose QR PAY payment method of people.