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What is the size of a QR code barcode? The size of a QR code barcode can dependon the amount of data it contains, the size of the ells and the error correction level used to encode the data. QR code made up of a square matrix of white and black cells and modules arranged in a grid pattern. The larger QR codes can store more data and provide a higher level of error correction. The size of a QR code can impact by amount of quiet margin or zone required around the codes. Features of using a QR code Barcode: *Its can store much more data than traditional barcodes, up to several hundred times more depending on the amount of information encoded. *Its can be customized with different designs and colors, allowing them to be integrated into marketing and branding materials. *Its can be useful for advertising and marketing campaigns, as well as for data analysis and collection. *Its can be created and printed at a low cost, making them a cost-effective solution for organizations and businesses looking to implement barcode technology. Limitations of using a QR code Barcode: *Scanning Distance: QR codes must be scanned from a relatively close distance, typically within a few inches to a few feet. *Data Capacity: Amount of data that can be stored depends on level error correction and size of the code used. *Scan Quality: QR code must be printed at a high enough resolution and with sufficient contrast to ensure that codes can be accurately read by scanner. *Barcode Quality: QR codes also essential to use high-quality barcode scanners that can read barcodes even if they are damaged. What are the general steps to decode a QR Code Barcode? QR code scanner app is installed open the app on computer or mobile device. Hold the computer or mobile device steady and align the QR code in camera frame so that its in focus.