In my case I have a MR600, a Archer C6 and a RE300. Modem and Router are connected via cable. OneMesh only works if the C6 is in router mode. In AP mode it isn't working. So it is not possible to...

I have an Archer MR600 in the basement (much concrete), an Archer C6 and two RE300 repeaters. Please provide the option to use the C6 as AP with mesh functionallity. This is not an unlikely use case....

@TP-Link Is there another newer firmware? the last is from dec 2018. is the hardware onemesh compatible? would be great.