The events function on Facebook continues to improve a lot,with the addition of the ability to export the event to users’ calendars, as well as the addition of a gear menu with additional options.
Links for “export,” “share,” and “report” now appear at the bottom of the left-hand column on event pages. Those features are also available via the new drop-down menu under the gear icon.
After you Click export it wil go to your calender

