By manipulating game files (changing the save data to indicate "night n"), players can access a hidden "Night 9". Much like the glitches in FNaF 1 and 2, this night typically features no animatronic activity, allowing for a peaceful exploration of the environment.
Early versions of the game contained a few oversight "bugs" that were quickly patched out: Five Nights at Freddy's 4 баги
Players have reported that audio can occasionally cut out during the 8-bit minigames between nights. This is widely considered an oversight in the game's coding that was never fully patched. Gameplay & AI Oddities By manipulating game files (changing the save data