The Canon MX340 Series Printer XPS Driver is a driver specifically designed for Canon's PIXMA MX340 printer series, particularly for handling printing tasks on Windows computers. The "XPS" in the driver name refers to the XML Paper Specification, which is a format developed by Microsoft for high-quality printing. The XPS driver is typically used for printing documents in a high-fidelity manner, ensuring that the content prints as expected with minimal loss of quality or formatting.

In simple terms, the XPS driver enables you to print from Windows computers using your Canon PIXMA MX340 printer while ensuring optimal print quality, especially for complex documents like PDFs, images, or documents with detailed graphics.