Does anyone know the differences between the AX20(US) and the AX1800? I see the AX1800 is sold at Walmart for $99 whereas the AX20(US) is sold at other online retailers for $129. Looking at the specs...

@Tony Thank you. Appreciate it.

@Tony Ok, I did some testing and found the culprit is when you change the LAN address pool. Any changes to the address pool causes the LAN DNS to be issued twice. Other than that, the router seems to...

@Tony On the WAN side, I'm using Cloudflare DNS in both. Yes, it's like that on all my devices. The first screenshot was from my Windows 10 laptop. This screenshot is from my iPhone.

I'm new to TP-Link routers and so far is it works great. I picked up the AX1800 from Walmart. The one thing I noticed is that it issues the router's default DNS twice. Is this a bug? I have attached...