@cdysthe This is the first I've heard of Quad9. I'll add it to my list of things to take a look at. Thank you.

@LKMcMillen Update: I contacted TP-Link (Outsourced?) technical support. The suggestion of disabling my mobile service carriers data connection eventually resolved all of my issues. I say eventually...

@cdysthe I'm having the same problem with the XE75 Pro that I purchased and installed yesterday, February 12, 2025. It's been 14 hours since my XE75 Pro 3-Pack arrived and it's been quite a struggle...

I've been helping friends successfully setup their TP-Link and other brands of routers to utilize IPv6 with Spectrum's High Speed Internet service in Southern California and thought that others might...