Same here. The Remote Control is exactly what it says, just a virtual remote control. So it doesn't do what I need.
The only other thing that's changed is I updated the old AirPort Extreme (it was the last model) to a TP-Link Archer AX-55, but I don't know why that would make a difference.
Well, that's interesting. I've had at least two, possibly three different iPads during this time, and added an iPhone last year, which I'd never had before. None of them worked.
Back when Oppo announced they were getting out of the disc player business, their Media App soon bricked on the iOS platform. It has continued to not function through several major iOS updates. If you tried to launch it, it would promptly crash.
I used it to play back HD files on an SSD...