How to find wps pin on printer? Finding the WPS PIN on an HP printer is simple when using the wireless setup menu. Go to the control panel and open Network or Wireless Settings. Select Wi-Fi Protected Setup and choose WPS PIN option. The printer will display an eight-digit PIN that is valid for a short time. Enter this PIN into your router or computer to complete connection. If it expires, generate a new one. This method helps secure wireless printing and avoids manual configuration issues during setup at home or office very easily and quickly today.