WPS Pin is a unique 8- digit number that is generated by the HP printer for wireless connection with routers. It only works with a wireless router. WPS Pin is like a secret code between your own devices. This WPS Pin will protect your printer from unknown users like your neighbors and hotels. For your kind information let me tell you this WPS Pin technology be used by every printer company in the future. So find WPS Pin for the printer and connect it wirelessly. Whenever you connect HP Deskjet 3755 to WiFi you will get a prompt “Enter WPS Pin for HP Printer“. If you are using an HP printer and trying to install the printer on windows 10, then you might need a WPS Pin to connect the HP printer to a wireless network. Because HP Printers use WPS technology to connect with wireless gadgets. WPS is the latest technology that is used by various devices to communicate with each other. It helps you to create a secure connection between devices. WPS Pin is safe, secure, and faster than a USB connection