@Chetas There were successful attempts to build a mesh between an Easymesh and Onemesh routers. To be able to do that A6 v2 (Onemesh) has to be your main router and C6 v4 (Easymesh) has to be the...

@Steve4982 In Archer C64 (in AP mode) DHCP server settings can be found here: Can't tell about AX1800 menu but in my case I had to disable the DHCP server myself. Some other router models when in AP...

@Karelt Check this thread and make sure that you're with the latest FW release for WA850RE. If not, update its FW and test again.

@Steve4982 Double check (Ref: B ) AP and make sure its DHCP server is set to OFF (disabled).

@ayaniv Well, that was the last thing that I would guess - a blacklisted device. It's good that you've checked the Access Control as well.

@ayaniv From your second screenshot is visible that you haven't connected to your router Wi-Fi. Get rid of the Static IP Configuration (check this post) and try again.