I found a way to make it work in IE thorough Edge on Windows 11 again but it takes several steps. I'll post instructions next week.
The easiest way though is still FireFox 40 or IE on Windows 7 or 8.
Or to use this:
https://cloud.retroup.com/beta/menu/
I still plan to eventually convert it to JavaScript so it works everywhere but will still be a while before that happens.