Enabling Calendars within the Features-tab allows you to specify one or more calendars similar to Google and Outlook. For example: Personal and Holiday calendars.
Calendars
Define the datasource for your calendars and set appropriate edit rights. Please note that disabling edit/reorder rights here will only disable the widget interaction. Real validation should always be done server side.
Styling
Use this expression to set global or conditional CSS classes to style your tasks.