Okay, I have set up my WorkCentre 3345. It prints fine, and is connected to my computer through a USB cord.
When I go to Control Panel - Hardware and Sound - Devices and Printers, and I right click the WorkCentre, I get to choose the option:
The problem is that it is set to: Photo (default). I need it to scan as a pdf document, and that isn't a drop down option.
How do I fix this?
Windows doesn't scan to pdf on its own, you need an app, try NAPS2