RetroArch Quick: BIOS | A BIOS file is a copy of the operating system used by the hardware that a Core is emulating. Some Cores need BIOS files in order to correctly
![PlayStation BIOS files (NA/EU/JP) for Mednafen : Sony : Free Download, Borrow, and Streaming : Internet Archive PlayStation BIOS files (NA/EU/JP) for Mednafen : Sony : Free Download, Borrow, and Streaming : Internet Archive](https://archive.org/download/PlayStationBIOSFilesNAEUJP/cover.jpg)
PlayStation BIOS files (NA/EU/JP) for Mednafen : Sony : Free Download, Borrow, and Streaming : Internet Archive
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