@redwagon Setup both CPE210 in your house first to make sure they connect. The AP mode (not AP router mode) connects to the Deco LAN port via the PoE adapter. Move the client mode (not AP client...

@DVair BE550 is on the list of certified routers. https://www.wi-fi.org/product-finder-results?sort_by=certified&sort_order=desc&certifications=1652

@DVair I mean more like the bad one was corrupting the EasyMesh when it was added. I removed from EasyMesh the good one and placed it in the position of the one I am having issues with. It added to...

I'll add on that maybe second BE550 actually is bad and was causing interference. I since noticed it had gone offline from EasyMesh in the meantime. I removed that one from BE800 and was able to join...

I called support about a second BE550 unable to EasyMesh being faulty, but now I think it's an issue within the BE800 firmware. I bought a BE800 and a BE550, the BE550 essentially for a wireless...