Adding a shared calendar
Browse to your calendars in Outlook and right click on ‘Shared Calendars’. This will open a menu, hover over ‘Add Calendar’ and select ‘Open Shared Calendar’.
Search for the shared calendar you want to add. Click on the calendar you want to select it and click the ‘OK’ button.
Click ‘Ok’ again at the ‘Open a Shared Calendar’ dialog box.
Deleting a calendar
In Microsoft Outlook, browse to your calendars. You will see a list of all of your calendars in the menu on the left side of the page. Right-click on the calendar you want to remove and select ‘Delete Calendar’ from the menu.