![]() In other words, you won’t be able to update the QR code with different information. Static QR codes: This type of QR code stores data that, once created, will be uneditable.First, it’s important to understand that there are two different types of QR codes: ![]() Learn more about the differences between the two scanning technologies: QR codes and barcodes.įrom sending emails to accepting payments, QR codes can be used for various purposes. It's called the quiet zone, and it's there to help the smartphone app recognize where the code stops. If you've noticed that QR codes have a space surrounding the square, you might be surprised to learn that space is considered part of the code. Alignment markings embedded in the code tell the app if the surface the code is printed on is flat or curved so the app can "straighten" out the code to read it correctly. Customers can scan the code from any angle without worrying that it will be read backward. ![]() When scanned with a compatible app, all that information gets put together in the right order for the code to be read, and the square markings in the corners of a QR code tell an app the orientation of the code.īut how do you scan a QR code? There is no right or wrong way. A QR code might look like a random mix of scribbles and black-and-white squares, but each slice contains several layers of information. ![]()
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