Your comments

I just tested it again after your reply - seems like we have it disabled in the configuration. Thanks

You missunderstood. We have the error "too large selection" on a 50 items display.

Pierre is right, I tested it.

What about the ticket resolution time?

Most of our users just want to rate the tickets without commenting.
Mostly it is a problem for them to log into GLPI and find the ticket to rate it.

Similar problem here - please upvote this.

I agree - current solution is not so useful and definitely not user friendly.