To play 3DS games on your Android device, you need a 3DS emulator BIOS file for several reasons:
To understand the 3DS emulation landscape, you first need to understand the role of a BIOS.
In the world of emulation, a BIOS file acts as a key. It tells the emulator software how to "pretend" to be the real hardware. Some emulators (like ePSXe for PlayStation 1) are useless without a BIOS. Others (like PPSSPP for PSP) are "HLE" (High Level Emulation) and do not need a BIOS because the developer reverse-engineered the functionality.
: Required for games that use system-level fonts (like the Mii Maker or system menus). Step-by-Step Setup Guide To get started with 3DS emulation on your Android device: