WPS Pin is an eight digit numeric code generated by your printer. The pin is connecting your device to your printer wireless. If you are confused where to find my WPS pin on my HP printer. It is displayed on the screen during the WPS setup process. Go to the settings on your printer and touch the Panel. Then, go to Network settings and thereafter, to the configuration page. Here you can see all the information about your HP Desk Jet printer and the WPS Pin.