Let’s get the technical fluff out of the way. The best packs (primarily the work of modders like Gibbed and the community at RPCS3 or PPSSPP forums) don’t just upscale textures. If you use a simple AI upscaler, you get plastic. You get smooth, lifeless surfaces that look like a 3D render from a 1990s screensaver.
: Extract the folder into TEXTURES and rename it to match your game's ID (e.g., ULUS10466 for the USA version).
Extract the zip file and ensure the folder name matches your game’s ID (e.g., for the USA version). Enable in Settings: Open PPSSPP, go to Settings > Tools > Developer Tools , and check "Replace textures" Vulkan backend