Samsung SL-C1810W-XAA - Manual (Page 242)

Linux printing
242 4. Special Features
16
Configuring Printer Properties
You can change the default printing options or connection type with Printing
utility supplied by o/s.
1 Launch Printing utility(Go to System > Administration > Printing
menu or execute "system-config-printer" command in Terminal
program).
2 Select your printer and double-click it.
3 Change default printing options or connection type.
4 Click Apply button.