@Metafinas Hi, Archer C64 cannot join Deco Mesh. However, they can still work together. Just connect the Archer C64 to the Deco unit, and then set up the router normally or let it work in AP mode.

@Ballingly1 Hi, Please provide your network topology. Besides, if there are any other devices like switches in the network, please also indicate their models.

Hi @Lotsmorewine , Yes, Deco system can work with Nokia router. You can set up the same SSID for both devices, but the Nokia router cannot join the Deco Mesh. If you would like to use the Mesh WIFI...

@arda_alc Hi, How about the light status on the Deco units when the internet drops? Please change the DNS settings on Deco. And you can also test different Ethernet cable and Ethernet ports.

@TonyW24 Hi, You need the internet configuration information from Verizon. And then you can refer to this set-up guidance. Deco Setup Walkthrough(For Deco X20/X60/X90/P9/M4/S4/E4/W2400 etc)

@Zuke Hi, Thanks for your information. May I confirm where did you get this TP-Link ONT XZ000-G3? This model is customized by ISP, they may did some special settings on it. So we can hardly provide...