Samsung SL-M4020ND-TAA - Manual (Page 204)

Printing features
204 4. Special Features
Using help
Click the question mark on the bottom-left corner of the window and click on
the topic you want to know about. A pop-up window appears with information
about that option's feature, which is provided from the driver.
8
Linux printing
Some features may not be available depending on models or options. It
means that the features are not supported.
Printing from applications
There are a lot of Linux applications that allow you to print using Common UNIX
Printing System (CUPS). You can print on your machine from any such
application.
1 Open the document to print.
2 Open the File menu and click Page Setup (Print Setup for some
applications).
3 Choose your paper size, orientation, and make
sure that your machine is selected. Click Apply.
4 Open the File menu and click Print.
5 Select your machine to print.
6 Choose the number of copies and indicate which pages to print.
7 Change other printing options in each tab, if necessary.
8 Click Print.
Automatic duplex printing may not be available depending on models. You
can alternatively use the lpr printing system or other applications for odd-
even printing (see "Features by models" on page 8).