Assegnate 3 su 5 stelle

This addon does not work for me: it opens but seems "frozen". No assistance is available.
2024Nov10. I think I've figured out what I was doing wrong: I couldn't see the "save" button - ugh bad eyesight. I've upped my rating.
It would be nice to have documentation. Oh well, I'll keep plugging away to try to figure the rest of it out.