Other updates include variable refresh rate support (a popular PC-style hardware feature on TVs that support high-end games), improved display mode reporting, and tunnel mode to reduce media playback hardware overload. Contains updates. The settings menu now allows you to switch between microphone and camera permissions globally, assuming that your hardware has access to microphone and camera permissions, making privacy management quick and easy.
Google blog post (via XDA) States that the latest Android TV beta includes a native 4K interface as well as scaled-up 1080p UI elements. This is a small but important change and should be very noticeable on medium and large TVs. This interface also supports the app’s native background blur.
The bad news is that unlike phone releases, the beta version of Android TV continues to be quite limited in how it’s actually tested. Like the release before this springOnly available via emulator or google ADT-3 Developer hardware. Bummer.