Calendar Structure

Select the checkboxes on the Structure page to determine levels to be displayed in calendar dictionary.

Web application Desktop application

If a calendar includes the Weeks level and the checkbox for this level is selected, the Week Options are available to be set up in the desktop application:

First Day. Specify the first day of the week, by default it is Monday. If the first day belongs to the month, the entire week is considered to belong to this month.
Days in Week. Specify the number of days in week (5 or 7 days).