WhatsApp QR code feature is enabled for WhatsApp beta version 2.20.169. WhatsApp new feature will helps you to share your WhatsApp contact through WhatsApp QR code.
WhatsApp QR code option is enabled on the WhatsApp profile setting page and once you select the WhatsApp QR Code option. It shows your WhatsApp QR code in one tab and on other tab you’ll able to scan others WhatsApp QR code.
Likewise, on scanning WhatsApp QR code you’re WhatsApp number will also shared to other person. Similarly, you can reset your WhatsApp QR code at anytime in-case if you feel you’re QR code is in stranger side.
This WhatsApp upcoming feature update will be rolled out to all WhatsApp users soon. Meanwhile, what you guys think about this feature let me know in the comments below,