If I understand correctly, you can do a couple of quick presses of the back-arrow button. Depending on the app you are using on the Firestick, it might ask you if you are sure you want to exit, or just take you straight back to the Firestick home page. I think there is an app that doesn't recognize either and I have to find the "Exit" option in the menu. Not as easy but does get you there. Without going into the Samsung menu.
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