According to the FNaF Wiki , there is a significant amount of dialogue and environmental detail (like the "Bowling Alley" sequence) that remains in the files.
If you have a modded Switch and a legal copy of the game, dumping your own NSP to play on emulators (like Ryujinx or Yuzu) is a fantastic way to play Security Breach at 60 FPS. But if you are downloading a random FNAF Security Breach NSP from a forum link posted in 2023, you are likely downloading a corrupted version that crashes after the first "Lost and Found" sequence. fnaf security breach nsp