Select the Start menu > Settings. On Network and Internet, select Change Adapter Options. Right-click on the Ethernet or Wi-Fi network you are connected to and select Properties. Choose Internet...

try this https://techexpert.tips/tp-link/tp-link-archer-c20-ac750-blocking-ip-address/

The kids use ipv4 properties and change the dns according to their need,hence dns of the router get bypassed

I have currently using a TP-Link Archer C20 wireless router and am administering the home WiFi network. There are quite a few kids who use this network and my aim is to block pornographic content...

Hi I am currently using Archer c20 router in my home. My concern is that only 32 or 35 individual IPs can be blocked in an advanced option in Archer c20. Hence it is a limitation. Please suggest me...