If the printer does not start printing it could be that a canceled or failed print job may exist in the print queue. This article explains how to delete print jobs from the print queue.
General Tab The [Canon L120 Properties] dialog box contains several tab sheets that enable you to set up the printer configuration and configure the print settings.
Acquire Images from Memory Card Transfers images from a memory card. You can also select images on the memory card and print them. Transfer Images to Memory Card Transfers images from the computer to a memory card.
Page Setup Tab Selects the output paper size to print on. When this option is set to anything other than [Match Paper Size], the original page size is automatically reduced or enlarged to fit the selected output paper size when printed.
Configure the printer port Make sure that a port named "USBnnn " (where "n" is a number) with "Canon XXX Printer " appears in the Printer column and is selected for Print to the following port(s)