Step6: Hit Import/Export on the main screen, and the newly opened window, select Export to a file.Step5: Go to File and click on the Import&Export tab on the left side.Step4: Press Crtl+A to select all the contacts and move them into the new folder created before.Now, go back to Contacts and expand the contacts list Step3: Select New Folder from the dropdown and give this folder a unique name.Step2: Drop down My Contacts, and then click Contacts.Step1: Click on People in the Outlook interface.Here is the step-by-step process to remove the duplicate contacts in Outlook. Instead, the Outlook has a built-in Import/Export Wizard tool to manage the contacts. If you have many duplicated entries for contacts in your address book, then it is not wise to one-by-one select and then delete them. Part 3: Delete Duplicate Contacts in Outlook by Importing & Exporting

Step4: Hit Delete or Ctrl+D to remove the selected contacts.

Step3: Long press Ctrl and click on the duplicated contacts you want to delete.

Step2: In the Current View group at the top, click on Phone.

Step1: Click People in the Outlook window.

Here is the step-by-step guide to help you with that. You can delete duplicate contacts in Outlook manually, but it can be a little problematic for people who got a longer address book to scroll. Part 2: Remove Duplicate Outlook Contacts Manually

Merge or delete duplicates in outlook