This feature is not available for Mac OS X.
This feature may not be available at some settings.
This feature may not be available when the printer is accessed over a network or is used as a shared printer.
The loading capacity differs during 2-sided printing.
Only use papers that are suitable for 2-sided printing. Otherwise, the printout quality may deteriorate.
Depending on the paper and the amount of ink used to print text and images, ink may bleed through to the other side of the paper.
The surface of the paper may be smeared during 2-sided printing.