The game uses high-resolution assets, whereas the PSP screen is Processing Power: The PSP's

For those who remain committed to their PSP and want to explore its fantastic library, installing a Custom Firmware (CFW) is a worthwhile project. While it may not get you Hollow Knight , it opens the door to a universe of portable games.

The PS Vita homebrew community successfully developed a wrapper/port for the Android version of Hollow Knight . Because the Vita features much more robust hardware (512MB RAM and a quad-core processor), it can run the full game with impressive performance. For many collectors, a modded PS Vita running the homebrew mobile port is considered the ultimate "PSP-evolution" experience for this game. How to Install PSP Homebrew Games