Merge pull request #12375 from jefbenet/patch-1

Update calendar.rst

Author: st3iny

user_manual/groupware/calendar.rst

@@ -54,6 +54,8 @@ instance, importing is the best way to do so.
 3. The upload can take some time and depends on how big the calendar you import
    is.
 
+4. A blue progress bar will appear below "Calendar Settings".
+
 .. note:: The Nextcloud Calendar application only supports iCalendar-compatible
           ``.ics``-files, defined in RFC 5545.