The Manage Calendars screen is only available to users if their User Group has the “Modify Calendars” permission checked. See, Navigating the View Calendar Screen.
Tip:
4. Check the Is Calendar Group box to change an Individual Calendar to a Calendar Group. See, Adding a Calendar to a Group to View the Events of Multiple Calendars in a Single Calendar.
5. If you want the calendar to be associated with a building, change the building the calendar is associated with or have the calendar associated with no buildings, click the Building drop-down button to display a list of buildings and select a building or select None.