Brother MFC-8460N - Manual (Page 130)

8. Printing and Faxing
124
Layout
8
Set the Page per Sheet, Layout Direction and Border.
Pages per sheet: Choose how many pages will appear on each side of the paper.
Layout Direction: When you specify the Pages per sheet, you can also specify the direction of the layout.
Border: If you want to add a border, use this function.
Duplex (Two Sided Printing)
8
Choose Layout, and then choose Long-Edge Binding or Short Edge Binding.