I purchased my X55 back Feburary 1, 2024 and I have had nothing but problems with the devices. Everything from losing my configuration settings, confusing which Deco is set as main to adding old equip

The Deco's settings are limited but I also own several smart switches to help. In the diagram I am LAN 1 and my sister is LAN 2. LAN 1 is mostly connected by gigabit ethernet, except for a few devices