A Quick Response (QR) Code is a two-dimensional barcode that can be scanned using a smartphone or a digital device. In the context of cryptocurrency transactions, it serves as a convenient method for users to share wallet addresses quickly.When someone wants to send or receive cryptocurrency, they can generate a QR code that contains their wallet address. The sender simply scans the recipient’s QR code with their device, eliminating the need to manually enter long strings of alphanumeric characters. This reduces the chances of errors and speeds up the transaction process.QR codes are especially useful for in-person transactions, such as at retail locations or during events. Users can quickly complete transfers without needing internet access or complex setups. Furthermore, many cryptocurrency wallets and exchanges support QR code scanning, making it an effective solution for novice and experienced users alike. Overall, QR codes enhance the accessibility and efficiency of cryptocurrency transactions, making them more user-friendly.