Hello Helen2!
Welcome to the Canon Forums and thanks for your post!
The PIXMA MX475 is an UK exclusive model. However, according to the PIXMA MX427 you should be able to choose "PDF" instead of "PDF Multiple Pages in the IJ Scan Utility. If you need to download this software for your PIXMA MX475 please go HERE. If you need additional asssistance you'll find the support information at that same link.
We hope this information was helpful!