What are QR codes and how do they work?

QR codes, or quick response codes, are graphical square-shaped barcodes. They are a gateway to websites, payment links, and other emerging data formats.

How Does a QR Code Work and What Is a QR Code

What are QR codes and how do they work?

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What are QR codes and how do they work?

What does QR Code stand for and how does it work?