Knowledge Base Calendar Configuration
Help Center
back Categories control how an event displays on the website with a unique name, color, and  thumbnail. 

Click on Content on the Admin Bar, from the drop down click on Calendar of events, and click Configure.

The Calendar Configuration page has four tabs, click on the title for more information:

Calendar Display Style and Week Day Sundown Times.
The calendar page allows events to be filtered by categories. A visitor can select a category and the calendar will show only the events that have been added under the selected category.

The locations tab allows for addresses to be added for future use. While creating an event, select a location and a Google map link is included. 
ics Imports
The calendar module supports importing Google, Outlook, and Yahoo calendars. Only Public events can be imported.