You will need the game data files. This usually comes in a compressed format (ZIP or RAR) containing an ISO file.
If you see the PlayStation Portable startup animation, followed by the Capcom logo, congratulations—you’ve successfully completed the core install! resident evil 4 ppsspp android install
Playing Resident Evil 4 on Android using PPSSPP is entirely feasible and offers a faithful recreation of the PSP version of the classic. With moderate hardware and proper configuration, users can achieve stable 30 FPS gameplay. While not the definitive edition, it provides a portable survival horror experience that holds up remarkably well. For the best results, a Bluetooth controller and a legally sourced ISO file are strongly recommended. You will need the game data files
Fix: Lower the rendering resolution to 1x PSP or switch graphics backend from Vulkan to OpenGL. Also, enable Auto frameskip (set to 1 or 2). If you see the PlayStation Portable startup animation,
Fix: This is common in RE4 PSP. Enable Lower resolution for effects in Graphics > Hacks.