How do I merge or combine a duplicate record?

1. From the Conversation or People Details pane, click the three ellipses icon to the right of the contact's name.
2. From the drop-down list, select Merge.
3. A Merge with dialog opens, type the name of the duplicate contact in the Search field that you wish to merge.
4. Search results will list, select the record to merge.
5. A Merge People? dialog opens, click Merge.  Not once record(s) have been merged, it cannot be undone.