Post-Install – Pi-hole documentation

Post-Install Making your network take advantage of Pi-hole¶. Once the installer has been run, you will need to configure your router to have DHCP clients use Pi-hole as their DNS server which ensures that all devices connecting to your network will have content blocked without any further intervention.. If your router does not support setting the DNS server, you can use Pi-hole’s built-in …

https://docs.pi-hole.net/main/post-install/