You’re not limited to the vanilla experience. These tweaks make Resident Evil 2 feel native to the PSP.
The PSP cannot run standard .bin or .iso files from the PlayStation 1. Instead, it requires a specific executable format called EBOOT.PBP. psp resident evil 2 eboot install
(Converting ISO to EBOOT is common when you want a single-file game folder) You’re not limited to the vanilla experience