If you're looking to Download QR Code vCard on your Chromebook laptop Then read the following guideline.

Share your personal & business card as a QR code Pick an entry from your address book or fill out your own data and create a personal and a business QR code. QR codes are device independent and can be read from most mobile devices and smartphones. There is no easier way to share your contact information! Both QR codes can also be displayed on the Apple Watch. (supported on watchOS 7 or higher)