@HFAHFA I assume you're using Deco mesh in Access Point mode, as indicated by the AccessPoint tag in your post. This network configuration should function in Access Point mode provided the ISP...

notsosure wrote Question #2, Is there a way to have the router and deco mesh on the same subnet? @notsosure Yes, there is. You need to configure Deco mesh to run in Access Point mode. Follow this...

@Happyhenry You should be able to turn off Hub 3 WiFi without switching it to Modem Mode. You are correct that having both Hub3 and Deco WiFi will end in issues. Either way is OK. Just giving you...

@Saint_Kat Powerline adapters will complement your current setup. You will need pair of standard no-frills powerline adapters that support Deco Ethernet backhaul. You will place one of adapters in...

@Happyhenry Yes, this is the only way, for Deco mesh running in its default Router mode. You will have more flexibility if you switch Deco mesh to run in Access Point mode. For that, you will have to...

@DeLynn In addition to what others suggested: 1. Check "Block List" in Deco app under More. If it has entries, remove them. Unlikely, but maybe these three devices were placed in Block List. 2. Your...