If you want to connect your printer to any device you will see a prompt saying, enter your WPS pin. Most of the printers now use WPS pin, wireless technology to connect devices. It is also very effectively used in communication. It helps you establish a secure and safe connection between your printer and devices. WPS stands for Wi-Fi Protected Setup. It is a unique set of 8 digits numbers that is generated by your printer. It is used for wireless connections. https://nybpost.com/the-step-by-step-guide-to-finding-the-wps-pin-on-any-printer/