@Riley_S Thanks for you reply. Yes, I did look at down detector and I would say what I saw there was inconclusive. I just can't come up with any good reason why Samsung web services would be...

And just like that, seemingly magically, with the router running the exact same firmware, Samsung services are now available. Bizarre. Maybe it was Samsung???

Just installed a new tp-link ax3000 wi-fi 6 router. Since doing that neither my Galaxy S21 phone nor my Galaxy tablets will load the Galaxy Store while connected to wi-fi. If I change my wi-fi...