For me the most active ones are toy Bonnie and toy Chica.
Ok so if you see foxy and mangle in the hallway at the same time you have to shine the flashlight at them three times.
Now the only reason at this point to go on the cameras is to wind up the music box.
Play Freddy Fazbear's Pizzeria Simulator
If there in your hallway or vents put your mask on.
Description: As the new security guard working nights, your job is to monitor cameras and make sure nothing goes wrong after-hours. I forgot something again, I forgot the music box.