I just saw feedback for the same topic here: https://community.tp-link.com/us/home/forum/topic/232698 Topic "Under Consideration Ethernet (wired) backhaul for OneMesh products" I'm currently using...

Ethernet Backhaul should be a mandatory feature. I just bought AX archer router with the idea to test it and then decide exacly how many tp-link ax extenders i need to buy in order to use OneMesh....