A:AnswerTry this, press and hold at the same time for 12 seconds the following 3 buttons: DPAD-left, back and menu (≡). Then, to pair again the remote press and hold the Home Button for about a minute.
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A:AnswerFor more information about the Alexa commands you can use to control your Fire TV, please visit: https://www.amazon.com/gp/help/customer/display.html?nodeId=202174250
A:AnswerI believe so, when you first use the remote it has limited functions, you need to go into settings and pair the remote to the tv to get full function of the remote.