HP LaserJet Pro 400 MFP M425 - Manual (Page 72)

Copy on both sides (duplex)
1. Load the first page of the document onto the
scanner glass, or load the whole document into
the document feeder.
2. From the Home screen on the product control
panel, touch the Copy button.
3. Touch the Settings button, and then touch the
Two-Sided button.
4. Select the duplexing option that you want to use.
For example, to copy a two-sided original with
two-sided output, select the 2-Sided to 2-Sided
option.
5. Touch the Start Copy button to start copying.
56 Chapter 4 Copy ENWW