@alexantao This is how you can make the swap while keeping all current settings: 1. Add Deco X50 as a new Main Deco to your Deco M5 mesh: How to Set up the Satellite Deco or a new Deco to be the Main...

@Reinojopo TP-Link Deco will run its own WiFi network and will not join zte mc888 pro wifi mesh.

@Rowhyd Only TP-Link networking hardware with "Deco" name in it is compatible with TP-Link Deco mesh. I would recommend getting another Deco to expand your Deco mesh.

@Hobnobs Answering your questions: 1) It is recommended to turn ISP Router WiFi off, because it will not be shared (replicated) with Deco mesh. Deco mesh runs its own WiFi network; 2) You will have...

@Berndtan I would try the following in this situation, assuming heat pump supports WiFi 2.4GHz band: 1. Enable Guest Network; 2. Configure it to broadcast on 2.4GHz only, by disabling 5GHz band in...

@Roee Power off all your Satellite Deco. Leave just Main Deco running. Bring device you run speed tests on to the close proximity of Main Deco, about 1-2 meters (3-6 feet), not more. There should not...