For Windows® 8 Users:
Click Control Panel in Apps screen => Hardware and Sound => Devices and Printers
For Windows® 7 Users:
Click Start => Devices and Printers
For Windows® Vista Users:
Click Start => Control Panel => Hardware and Sound => Printers
For Windows® XP Users:
Click Start => Control Panel => (Printers and Other Hardware) => Printers and Faxes. (If Printers and Faxes is visible within the Start Menu, click on the Printers and Faxes icon.)
For Mac OS X Users:
Open System Preferences => Print & Fax