This feature will allow you to add event to a calendar. The calendar button requires you to upload or link to an ICS file. ​

To create ICS Calendar file for Outlook:

1. Open the appointment that you wish to place in the ICS file.
2. Select File from the toolbar at the top of the screen.
3. Select Save as and enter a file name.
4. Select iCalendar Format from the Save as type menu bar.

To create ICS Calendar file for iCalendar

1. Select the iCalendar event that you wish to place in the ICS file.
2. Drag the event to the desktop which will automatically create an ICS file.
3. Attach the ICS file to the email.
4. Send the email to event invitees.

To create ICS Calendar File for Google Calendar:

1. From Google Calendar settings, select the white down arrow in the small blue box next to the name of the calendar in the far left column.
2. Select the Calendar settings submenu.
3. Select the green ICAL icon.
4. Copy the link. This link allows access to a new ICS file that contains your calendar's events.