Since never released on PSP (it's a Nintendo Switch exclusive) and PPSSPP cannot run Switch games, this content will explain the reality, offer the best alternatives, and warn against fakes.
, here are the official and alternative ways to access the game: Official Access (Nintendo Switch) The only legitimate way to play Super Mario Maker 2 with full online features is on the Nintendo Switch Digital Download: You can purchase it directly from the Nintendo eShop Online Membership: Nintendo Switch Online subscription super mario maker 2 ppsspp download
experience—including Course World, Story Mode, and online multiplayer—is officially available Switch Emulators (PC & Android) Since never released on PSP (it's a Nintendo