For Resident Evil 2 Remake (2019), you need a PC, PlayStation 4, Xbox One, or Nintendo Switch (cloud version).
A PSP game is usually under 2GB. If a "PPSSPP zip" is 10GB-20GB, it is not a valid PSP game.
When searching online, you will likely encounter YouTube videos, blogs, and forums offering "Highly Compressed RE2 Remake PPSSPP ISO" download links. Clicking these links exposes your device to major security threats. Common Risks of Fake Downloads: Resident Evil 2 Remake Ppsspp Zip File Download
However, I need to give you a clear and honest explanation first, not just a download link.
However, you can still experience Resident Evil 2 on your mobile device or PSP emulator through clever alternatives, fan projects, and retro emulation. Why the 2019 Remake Won't Work on PPSSPP For Resident Evil 2 Remake (2019), you need
If you want to play the classic PS1 games, follow these steps to set up your emulator properly:
These files are usually empty archives, password-locked traps, or disguised copies of entirely different, unrelated mobile games. When searching online, you will likely encounter YouTube
Many download links redirect you to the classic, original Resident Evil 2 PS1 ISO. While the PSP can play PS1 games natively via classic emulation, this is not the modern 2019 remake.