Yes, a QR-Code can actually have other shapes, although most QR-Codes are in the classic square shape. A QR-Code consists of small black and white fields that are put together to store and transmit information. However, the shape of the fields is not crucial to the functionality of the QR-Code.
So there are a few different reasons why QR-Codes may have different shapes. Although most QR-Codes are square, there are also many QR-Codes in other shapes that are designed and used for specific purposes. However, the shape of a QR-Code does not affect its functionality and ability to store and transmit information.
To change the shape of a QR-Code, there are different ways to do it: