To pair a Firestick remote with your Amazon Fire TV, you can use the "Home" button or the TV's settings menu.
To control your TV's volume using your Fire TV Stick remote, head to Settings > Equipment Control > Manage Equipment > TV > Change TV. Now, select "Change TV," choose your manufacturer, and follow the ...
You can reset an Amazon Firestick to factory settings by opening the My Fire TV menu, or by using a button shortcut.