Dayly hours in my calendar

Feature request
1

Kalender Screenshot
Kalender Screenshot1491×982 162 KB

I want to see 12 or 15 hours a day in my calender but get only 6 although the list of selectible hours does not at all include 6 hours
please help

2

Please see topic

3

I have same problem, I want to see the full 24 hours in Calendar, since upgrade it shows only 18 hrs