Getting DNS and DHCP mixed up here.

DNS you set in your DHCP, DHCP you either disable or enable.

Set the PiHole as DNS on your router or disable DHCP on the router altogether and enable it on the Pi. The former is simpler.

Pretty amazing how much you can milk fragile masculinity. Like actually astounding how badly these people need the vague idea of manliness to survive. It kinda makes me feel bad for them, that’s learned behavior.