That doesn't make sense. There are no IPv6 settings anywhere in the app (at least as it relates to DHCP/DNS), and anyway, DHCP does not require both IPv4 and IPv6. Can an actual TP-Link support...

@Divad There are only two input boxes to enter IP addresses. The input boxes are "Primary DNS (Optional)" and "Secondary DNS (Optional)". Can you refer me to where in the DHCP RFC it says you need...

I set two DNS servers in the DHCP settings in the Deco app. Let's say those IPs were 10.10.10.10 and 1.1.1.1. I want these two IP addresses to be sent by the Deco (DHCP server) to the DHCP clients....