Homepage › Forums › RetroPie Project › Everything else related to the RetroPie Project › PS1 No BIOS found, expect errors › Reply To: PS1 No BIOS found, expect errors
Can you confirm you are using RetroPie 3.1 (or 3.2 or other) from the image provided on this site, as opposed to a source or binary install? Then I’ll do the same test and check it out.