Kuika's Scan Barcode action allows you to identify barcodes or QR codes using the camera on your device and automatically transfer the relevant information to the app. It enables users to quickly and accurately process product information, stock management or other data. For example, when a user scans a product's barcode, the product information related to this action is transferred to the application, speeding up the data entry process and minimizing errors. In this tutorial, you will learn how to scan barcodes or QR codes with your device using the Scan Barcode action.