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What is qr code and how does it work?

This article explores QR code structure, how to generate your own QR code, how they function, their various applications, and future trends in QR code technology. QR codes are two-dimensional barcodes that encode information like URLs and contact details. Generating a QR code is simple with free tools like etoolsbuddy.com QR Code Generator—just input your data and download the code.