I can't see the UI but hope this will be helpful:https://support.office.com/en-sg/article/Resolve-duplicate-records-a3bc9a0d-066a-41af-938d-aaba968ff7d3

-Jeff

Hello 

I am have been using Microsoft Pro suite with outllok and Business contact Manager for three years.

My BCM calaendar is now showing duplicate task and the are coming up contact not business contacts

How do a fix the duplication and have the entries come up as business contacts?