The supplied Raspberry Pi 3B+ with the Arcade Fight Stick is on Raspbian Stretch and RetroPie does not support that OS any longer. How do I get the new version of RetroPie? @NickBiederman
I'm far from experienced on this issue, so please bear with me while I try to assist you on this issue.
I did find some information that I think may be useful to your issue.
Could you please try the steps at the link below?
Submit photos and a description of your PC to our build showcase
See other custom PC builds and get some ideas for what can be done
Services starting at $149.99