I have an HP DeskJet 812C. My dad has an HP DeskJet 990C. On his printer, with his drivers, I can select a paper size of "4x6 with tear-off tab," which is precisely what I have to print on (HP Premium ...

As noted by the following statement on Epson's Web site: "Some printing features are not supported in Mac OS X, including custom paper sizes, banner printing, booklet printing, and watermarks.

Custom size paper selections can be created at the machine for copies but we will look at creating custom sizes in the print driver for print jobs. You can save the custom size to be used repeatedly.