@yxedeco One more thing. If you really must have Main Deco in the mechanical room in the basement (but I don't think why would you), then this is the alternative placement recommendation: 1. Main...

@yxedeco I am familiar with that modem/router, as I am also with Rogers and use same modem. You must have TV (coaxial) cables going through your house - they can be used to send Ethernet signal over...

@yxedeco What is the speed of your Internet link? Do you have Ethernet cables in the house, between floors? If not, do you have coaxial (TV) cables between floors, terminating at the basement where...

@CraigR4 This forum topic may help: https://community.tp-link.com/en/home/forum/topic/621412 Scroll down to "Captive Portal Authentication for Guest Network" and see if this is what you need.

@Mark7658 When you say "system reboots," does it happen because you have scheduled reboot in Deco app or for some other reason such as power outage? There is no configuration setting in Deco app to...

@gellio This is how you can reserve IP address in Deco app for device, so it does not change: How to configure Address Reservation on a Deco