When will easymesh ethernet backhaul be released for archer gx90 (Ax6600)

On the UK website for tplink easymesh compatible routers. https://www.tplink.com/uk/easymesh/product-list/ the C6 V4 is listed and at the top it says all versions and subsequent versions are...

Hi tp link, Can you add a feature where we can select individual channels for the iot and guest networks so that the networks don't interfere with one another. Thanks, Amin7860

@Kevin_Z will ethernet backhaul work on all easymesh routers