57% of respondents to a new Ivanti study claim to have noticed an increase in the usage of QR codes since mid-March 2020. The research shows that consumer QR code usage has changed from convenience in a touchless world to practicality and necessity in new realms of our lives. As the need for touchless transactions increased due to COVID-19, 83% stated that they used a QR code to make a payment (or complete a financial transaction) for the first time ever.
Source: https://www.helpnetsecurity.com/2021/04/21/qr-codes-risks/