That self-dumped file is identical to what you’d find on archive.org, but you extracted it legally.
: While I cannot provide direct download links for copyrighted BIOS files, users typically find them on the Internet Archive (archive.org) psxonpsp660bin archiveorg best
: Move the file into your emulator's system or bios folder. That self-dumped file is identical to what you’d
If you are setting up a new emulation device, the file is arguably the only PS1 BIOS you need. It simplifies your folder structure by replacing three or four region-specific files with one high-performance alternative. clear file hashes (MD5/SHA1)
The “best” upload on archive.org is usually the one with the most verified downloads, clear file hashes (MD5/SHA1), and user comments confirming it isn’t corrupted.