Brother HL-5280DW - Manual (Page 32)

2. Printing Methods
24
Booklet printing (For Windows printer driver)
a Put paper in the paper tray or MP tray.
b Open the Properties dialog box in the printer driver.
c
From the General tab, choose the Printing Preferences icon.
d
From the Advanced tab, choose Duplex and Use Duplex Unit or Manual Duplex, and then choose
Booklet Printing.
e
Click OK. The printer will print a booklet automatically.