What are QR codes and how do I use them? A QR Code™ (“Quick Response”) is a two-dimensional graphic that can contain any type of textual information in a form that can be easily read by a smart phone or other scanner.
What are QR codes and how do I use them? A QR Code™ (“Quick Response”) is a two-dimensional graphic that can contain any type of textual information in a form that can be easily read by a smart phone or other scanner.