I know that, now pi.hole have static address and in router is reserved for pi.hole.
It was always the case, static and reserved.
Now is this
*** [ DIAGNOSING ]: Networking
[✓] IPv4 address(es) bound to the eth0 interface:
192.169.5.55/24 does not match the IP found in /etc/pihole/setupVars.conf (Use IPv6 ULA addresses for Pi-hole)
192.168.5.55/24 matches the IP found in /etc/pihole/setupVars.conf