I have a NAC 272 running on te latest software.
Using a iPhone 13 running on iOS 16.
After some IP address issues (app not recognising the Nac 272 I set it on a fixed, wich solved the problem of getting the network kicked out every other day.
As of today I can play via upnp but when trying Tidal I get the following screen on the iPhone:
Hi, the first thing I would try is to sign out of Tidal in the Naim app (assuming you have previous signed in), then restart your router, streamer and phone, then sign back in and see if it works.
If you have any ‘special characters’ in your Tidal password try changing it.