Why is it that my Roku Ultra (4660X) is showing a DD+ stream as PCM on my Onkyo TX NR-838 yet my last generation R3 and my last generation Fire TV connected to the same input on the AVR is showing that same stream as DD+. I am so confused here. Help.
TCL RokuTV 5 Series
Roku Ultra 4
Roku 3
Roku 3
Hisense RokuTV