Hi @rfc2822,
GMX technical support contacted me, saying “please try again” 🙂 So I did. After a quick simple test (I enabled past event time limit again) all future events in this calendar are still visible. Lets see if this works for ALL calendars AND for events in 2020 and after … 😉
You may want to check this by your own.
Thanks to you and GMX. Kind regards,
herz_AG