I think I have a solution for this, at least in my case, by disabling 2.4 GHz WiFi at the access point to force the Pi onto 5 GHz. Seems much more stable.
I hope I don’t jinx it, but I might have found a less than obvious solution. My WiFi network is great: I spent quite a bit of time optimizing it for working from home, very little interference from neighbours, etc. It just works. Volumio & Tidal have been working great as well. Then something changed and Volumio became totally unreliable with all the symptoms in this thread. Seemed to be a Tidal app or Volumio problem, but I don’t think Tidal would let a zillion Tidal Connect customers suffer fo…