Question

What does this mean?

Answer 1

A QR code is a type of matrix barcode invented in 1994 by the Japanese automotive company Denso Wave. A barcode is a machine-readable optical label that can contain information about the item to which it is attached.

Answer 2

This is a QR-Code

Step-by-step explanation:

A QR code is a type of matrix barcode.

When you scan with a smartphone it should give/bring you to a link to give you access to a special link orphoto and ETC.