I purchased an Apple tv 4k box yesterday and have tried installing it at home, but continue to receive an error message that the apple application server is unavailable.
I have tried 2 tv's, 2 hdmi cables but get the same message on trying to start up.
Quick google said there may be issue with the settings on the modem. I have a Huawei HG659.
Ive tried all the suggestions from Apple.
Is it possible the router firmware needs updating? These are the current specs: