Support / Getting started / Router / TPLink
Note: blockerDNS needs to know who you are when you make a DNS request so that the right blocking settings are applied. For DoT and DoH you don't need to do anything because you have a unique URL that includes your username. But for standard DNS, you need to associate your public IP address with your blockerDNS account. Read about that here.
Sign into your TP-Link router's admin page, usually at http://192.168.1.1 or http://192.168.0.1, depending on which model you have
Choose the DHCP option from the menu on the left
Click the DHCP submenu option called DHCP Settings
In the Primary DNS spot, put {{jsonData.dnsservers.default[0]}}
In the Secondary DNS spot, put {{jsonData.dnsservers.default[1]}}
Click Save at the bottom of the page to save the settings
Whichever computer(s) or device(s) you're using should be restarted so that it can reconnect to your router and get the new DNS information.