I am still a noob to the networking. I just started using OpenWrt router to manage my home network. OpenWrt has an option to enable DNS over HTTPS. Is this all

I am still a noob to the networking. I just started using OpenWrt router to manage my home network. OpenWrt has an option to enable DNS over HTTPS. Is this all one would need to do in order for the firewall rules still work with the DoH browsers?