: Certain startup animations (like the iconic PS1 logo) and system-level menus (like memory card managers) only work with a BIOS. 📁 How to Install a BIOS Pack
Sources：
Instead of launching a game blindly to see if it crashes, you can check if RetroArch detects your BIOS files directly through the user interface. retroarch bios pack
While the mGBA core features decent high-level emulation, adding an official BIOS fixes minor sound synchronization issues and enables the legendary animated Game Boy startup screen. (Universal Game Boy Advance system file) 4. Sony PlayStation 2 (Core: PCSX2) : Certain startup animations (like the iconic PS1