To clarify, Five Nights at Freddy's: Security Breach was never officially released for the PlayStation Portable (PSP). The game launched in 2021 on modern platforms like the PlayStation 4, PlayStation 5, and PC.
For the real FNAF Security Breach experience, you need a PlayStation 4, PlayStation 5, Xbox Series X/S, PC, or Nintendo Switch (via cloud streaming). The Switch version already pushes the limits of portable hardware—the PSP stands no chance. fnaf security breach psp
If you are looking to play Five Nights at Freddy's on your PSP, the community has provided several high-quality fan ports of the earlier, less demanding games: To clarify, Five Nights at Freddy's: Security Breach