Canon PIXMA MG2525 All-in-One Inkjet Printer (Black) - Manual (Page 255)

Reverse page orientation
Select this check box to change the paper orientation.
Flip horizontally
Select this check box to reverse left and right of the document.
4. Complete the setup
Click Print .
When you execute print, the specified number of pages will be arranged on each
sheet of paper in the specified order.
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