If you are playing Fortnite on a Windows PC or a macOS (removed from the game) , you can choose keybinds, which select the functions of different keys on the keyboard.
You can also select between different Game Settings to alter the way you play Battle Royale (please note that this also applies for Save The World and Creative). If you are playing Fortnite on a Windows PC or a macOS (removed from the game) , you can choose keybinds, which select the functions of different keys on the keyboard.