Connecting an HP 8720 Printer -

  • 5 February 2024
  • 2 replies


I have tried unsuccessfully to connect my HP 8720 printer to my Arris 8300 modem/router. I’ve tried the usual turn off/on router, printer in the various sequences. I can see all of the router connections, but not the main one, which I renamed and re-passworded. 


Thanks in advance for your help. 


Best answer by SURFboard Moderator 22 February 2024, 23:41

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Userlevel 6
Badge +40

What error is the printer giving you? Did you contact HP for help setting up their device?

Userlevel 5
Badge +41

Please connect to the HP 8720 printer main network (Wi-Fi) 2.4 Ghz then try changing the security mode from WPA2-PSK (AES) Recommended to WPAWPA2-PSK(TKIP/AES).

To change the security mode please login in to the sbg8300 webmanager pager and select Wi-Fi and then the security mode option and change the same