Import an Outlook data file
  1. On the File menu, click Import and Export.
  2. In the wizard, click Import a file, and then click Next.
  3. Click Microsoft Outlook data file, and then click Next.
  4. In the File to import box, specify the path and file name of the .ics file you want to import.
  5. Choose one of the following:
    • Replace duplicates with items imported. Existing data will be overwritten with the information from the item imported.
    • Allow duplicates to be created. Existing data will not be overwritten, and duplicates will be added to the existing file.
    • Do not import duplicate. Existing data will be kept, and the duplicate information from the imported file will not be copied to the existing file.
  6. Select the Import reminders option to import reminders.
  7. Select the Calculate age for yearly events if you import birthdays or any other yearly events.
  8. Click Finish.

Note
  • You can return to the previous step at any time.