The Event Recurrence lets you set the start and end, range and number of event occurrences.
The range may be set in days, weeks, months and year, the number of occurrences may be unlimited,
for the selected number of occurrences and until the selected date.
The entered event recurrence can be confirmed with the OK
button or closed without saving with the
button, by clicking the top right corner cross, or by pressing the Alt-F4
If the event recurrence is already set then the recurrence can be cancelled with the Remove recurrence