To even attempt Xbox 360 emulation, an Android device would require a high-end Snapdragon 8 Gen 2 or Gen 3 processor and significant thermal management. Beware of Fake "High Quality" Download Links
However, there is a lot of misinformation surrounding Xbox 360 emulation on mobile. This guide clarifies what you actually need, the current state of high-quality emulation, and how to stay safe while downloading files. The Reality of Xbox 360 Emulation on Android xbox 360 bios for android download high quality
Official emulator projects (like Xenia for PC) do not distribute BIOS files due to copyright laws. Any site offering them "pre-packaged" is likely unofficial and potentially dangerous. How to Safely Set Up Emulation To even attempt Xbox 360 emulation, an Android