@KosmikFox Deco M5 is WiFi 5. In my tests, in almost ideal conditions, it can deliver up to 500Mbps on WiFi. Satellite Deco will be half of that, and that is not Deco mesh issue but limitation of...

@SamuelB1002 I see. I am assuming you have undone all changes I asked you to do and you've got Internet back. You have interesting networking gear setup, I am not going to ask you for more changes to...

@SamuelB1002 Main Deco is a router. What you have on that photo is two, maybe three, routers connecting to each other. This is not right. I am trying to see if you can get rid of "Internet box." You...

@SamuelB1002 Now that all three Deco are on 1.6, you can use Connection Preference feature to connect them to each other the way you want. See How to select a preferred signal source on the Deco App...

@SamuelB1002 If manual firmware update was successful, you should now see firmware 1.6 for all Deco nodes in Deco app. Make new screenshot of Update Deco page in Deco app and post it again, to...

@PeteFl If you have a Virgin media super hub (UK) running in its default router mode, I suggest for troubleshooting purposes to configure Deco mesh to run in Access Point mode. You can undo that...