Using Classic Outlook on Windows for personal email, calendar, and contact management
Hi Netmn,
If you have an existing Business Contact Manager file from Outlook 2013 or Outlook 2010, you can import that directly into Outlook Customer Manager. For more detailed information, please refer to the article: Import data to Outlook Customer Manager
Best regards,
Shyamal
[Updated by Shyamal Debnath MSFT Support, 10:30 AM Saturday, 4 March 2017 (UTC)]