This topic describes how you can implement an application exit: through user interaction, or internally based on the application logic.
If you do not want the application to terminate, but only hide in the background, implement Multitasking.
There are 2 ways to terminate a TV application:
Long-pressing the "Return/Exit" key forces the application to terminate. Do not register the "Return/Exit" key long-press.
The Samsung Apps TV policy defines requirements for the implementation of the "Return/Exit" key click:
You must make the application exit confirmation popup independently, using an HTML element.