Are you getting a ? (e.g., "BIOS not found")
Certain games utilize the DSi’s faster processor; without the proper BIOS, they may lag or crash. How to Use Biosdsi9.rom in DeSmuME biosdsi9.rom
There is a possibility this refers to a specific, perhaps obscure, embedded board or a "white-box" OEM motherboard. "DSI" is sometimes used in industrial computing (Data Station Interface). Are you getting a
Quick checklist you can run now (copy-paste): Are you getting a ? (e.g.