Thank you for you quick response. The string formulas are indeed working but I actually meant to ask if it was possible to create a QR code which shows a contact card in a nice layout instead of only a string of words or values.
If you apply string formulas in a barcode field, it will return the QR code based on the barcode type you selected. For example:
If this is not what you’re looking for, please kindly share an example of what you would like to have so that we can offer suggestions based on your need.