Checkout this video:
How to Close an App on apple tv
If you want to close an app on your Apple TV, you can do so from home screen To do this, simply navigate to the app that you want to close and then hold down the Play/Pause button on your remote. After a few seconds, you should see a menu pop up. From here, simply select the “Close” option.
To close an app, just swipe up from the bottom of your Apple TV remote.
If you need to close an app on your Apple TV, you can do so by pressing and holding the Play/Pause button on the Siri Remote. You will see the app close and return to the home screen.
When the app preview appears, swipe left or right until find the app that you want to close.
To close an app on your Apple TV, first, open the app that you want to close. Once the app is open, press and hold the Touch surface of the Siri Remote. The app preview will appear. To find the app that you want to close, swipe left or right. When you’ve found the app, swipe up on the touch surface.
Swipe up on the app preview to close the app.
To close an app:
-From the Home screen, swipe to the app you want to close.
-Swipe up on the app preview.