You can use a QR code in several ways

QR codes are used in a number of fields. These codes allow the recipient to know the sender and the subject matter of a message. They are typically used to send messages, files, and information through different networks and websites. You can use a QR code in several ways.

For example, you can add a QR code to a website address. When the person scans the QR code, he or she will be directed to that website. You can create a QR code shapes for a webpage or a file that you want to distribute. There are also QR codes that you can use to find products online.

You can also make a QR code for a business card or for a document that you want to share. There are a variety of services that you can use to create QR codes for you. All you have to do is download a free application from one of these services and upload the image that you want to make a QR code.