Notice that none of these involve "PPSSPP ZIP files." That’s because the hardware gap is insurmountable.
: Many sites offering "Remake" zip files for mobile emulators are clickbait and may contain malware or irrelevant files . Detailed Review: Resident Evil 2 (Emulated vs. Remake)
Before downloading any game, ensure you're not infringing on copyright laws. Game developers and publishers hold the rights to their creations, and unauthorized distribution or downloads can be considered piracy.
Turn on Texture Upscaling and Deposterize to make the 1998 pre-rendered backgrounds look nearly as sharp as a remaster.
: These are typically PS1 "EBOOT.PBP" files that run on a physical PSP console using its built-in PS1 emulator.