Seems strange. Since you have setup the Arris router as your root router, the Deco app could only get a private IP address from Arris router as its WAN IP address. Could you help provide several...

Hello Rich, Please find the FAQ link below: http://www.tp-link.com/en/faq-1797.html In your setup, it seems that you have created two port forwarding rules on the Arris router for your desktop....

Thanks for feedback. Will evaluate such need and try to add this feature in future updates.

Launch the Deco app, then tap the " 三" icon at the upper left corner of the dashboard, tap Create New Network and then add your third unit. After setup, you will have two separated Deco networks on...

What about the LED light status on Deco? Will the Deco Wi-Fi work normally for other clients? On your phone, just launch the Deco app and tap Try Again to see if there is any different. In addition,...

Please try to unplug the 2nd and 3rd Deco units, remain the main unit only. Then make a test if the guest network is working normally.