I purchase an AX20 router to use with my Xfinity modem. Worked great for about a month. Then failed. Replaced it with like item. I disconnect every evening, then reconnect the next morning. Now. 100%

First, this is my first real foray into the network world (hanging on by my fingernails). Provider is Xfinity. Recently I stumbled across Pi-Hole. So I equipted myself with a Raspberry Pi 4, keyboard,