1.3M Android-Based TV Boxes Backdoored; Researchers Still Don't Know How
arstechnica.com
arstechnica.com
They changed where it boots to. You don't have any image or app menu by default anymore. They changed Terms and Conditions so many times, reenabling tracking defaults as they see fit.
Seeing how they support their own OS, I'm not surprised they broke support on Android-TV.
Actual report: https://news.drweb.com/show/?i=14900