It is required to operate most devices and use most mechanics in the game. The night starts with 100% power, 102 if you have the battery power-up equipped.
While very different from Sister Location's mechanic, the shock panel returns and is used against one single animatronic: Scrap Baby.The player does not pass out with the heat, however some animatronics get extremely fast at this level of temperature. Minimum temperature is 60✯, while maximum is 120✯.
Affects several animatronics, either turning them faster or slower.Also used to make Golden Freddy disappear. Used to trick Toy Chica, Toy Bonnie and Withered Bonnie and prevent them from attacking.The exact location of these animatronics is visible through the monitor, except for Ennard, whose location is unclear. Laser traps can be set inside the vents in order to block them. It's where Springtrap, Withered Chica, Mangle, Molten Freddy and Ennard are.Used in the ducts system to keep the Mediocre Melodies group from reaching the office, with the exception of Orville Elephant, which isn't affected by it.There is now a global music box, which is more efficient but drains a lot of power, and different musical selections. Used to deal with a few specific animatronics, those being the Marionette, Chica and Lefty.Having the doors closed for a long period of time wastes a lot of power. One of the main ways to prevent animatronics from entering the office.Some timing is needed in order to be successful. Used to deal with some animatronics strategically, by flashing it at them.The access to it can be conditioned by a few animatronics.
Also used to operate most of the other mechanics in the game.
There are also other buttons, such as the challenges, which allows you to select a pre-made combination of animatronics and their difficulties, the power-ups, which give you a boost in the following night, and the offices, giving you four different offices to play in, the first one being unlocked from the start and the other three unlocked by different high-score values. You can, of course, manually set the difficulty of any animatronic, manually, to any number between 0 (not active) to 20 (max. There are buttons on the right side of the screen which allow you to set the difficulty of all animatronics to 0, 5, 10 or 20. There are 50 slots in total, each one with a different selectable animatronic. The game starts and the player is immediately greeted with this menu.