HP LaserJet Enterprise MFP M725 series - Manual (Page 93)

Manually print on both sides (Windows)
NOTE: Follow these steps to print on both sides of a paper size or type that is not supported by the
automatic duplexer.
1. From the software program, select the Print
option.
2. Select the product, and then click the
Properties or Preferences button.
3. Click the Finishing tab.
ENWW Print tasks (Windows) 79