For devices like the Odroid N2+ or Rock Pi 4. These are powerful ARM SBCs.
Most 8-bit and 16-bit consoles (NES, SNES, Genesis) work without BIOS files. However, the following systems require specific BIOS files to function legally and correctly: batocera iso
Place these BIOS files in the bios/ folder on your share drive. Do not ask for BIOS files online—you must dump them from your own consoles, which is legal. For devices like the Odroid N2+ or Rock Pi 4
The Batocera team does not have a "one-size-fits-all" ISO. Because it is a bare-metal OS (meaning it runs directly on hardware, not inside Windows), you need the specific build for your architecture. Place these BIOS files in the bios/ folder
Navigate to the official download page. You will see several options. Here is what they mean:
You do not need to "re-flash" the ISO for every update. Batocera has a Delta update system.
Warning: If you are using a pre-made "64GB ISO" from a shady website, the Delta update will fail. It will look for checksums that match the official ISO. If they don't match, the update will break the OS. This is another reason to stick to the official vanilla Batocera ISO.