The search for ends here. You now know:
ePSXe is a legal open-source emulator. However, the BIOS is copyrighted software owned by Sony. Downloading a BIOS file from the internet is legally gray; ethically and legally, you should extract (dump) the BIOS from a PlayStation console that you physically own. epsxe 1.7 0 bios plugins psx emulator download
With the files downloaded, extracted, and the BIOS placed in the right folder, it is time to configure the emulator. The search for ends here
Insert your original PS1 CD into your PC's disc drive. Go to File > Run CDROM . ethically and legally