Connection between your computer and HP printer can be established using the WPS Pin. WPS Pin is basically the Wi-Fi protected setup. Here is one of the solutions to, where is my WPS pin on my HP printer? First, click on the wireless blue button on the printer. Click on WPS and below that click on the ‘PIN’ option. After you complete this, an eight digit pin would be created on the printer screen. You can now establish a successful connection through entering the pin on your printer screen.