Where do I find the WPS Pin on my Lexmark Printer? How do I Find WPS Pin Canon Printer? Connect Lexmark Printer via WPS Button – Where is the WPS button on my Lexmark Printer? How to set up Lexmark Printer with WPS Pin mode – Where do I find the WPS Pin on my Lexmark Printer? If you are utilizing an Lexmark printer and try to position the printer on Windows 10, then you must require a WPS Pin to link the printer with wireless internet connection. Every time you attach the Lexmark printer on Windows 10 you will get a brief “Enter WPS Pin for Lexmark Printer”.