How to Merge Duplicate Contacts in Outlook
Sometimes duplicate contacts in the MS Outlook contact list can cause problems when sending or receiving emails. So, in this article, we are going to cover some of the best proven methods to remove or merge duplicate contacts in Outlook. Moreover, we have an expert solution that instantly removes duplicate emails and contacts while merging multiple PST files into one.
Microsoft Outlook is an email program that is widely used in most organizations and homes as an email service for communication and project management. It allows users to create multiple accounts, calendars, and contact folders. Therefore, MS Outlook has multiple contact folders, and users would like to combine them into one for easier access and management. So, to ease the task of users, we are here to provide an expert solution to merge contact folders in different versions of Outlook.
So before jumping into the solution, let us first understand all the main reasons why users merge duplicate contacts in Outlook.
What Causes Duplicate Contacts in Outlook?
There are several reasons why duplicate emails appear in Outlook. Some of the more prominent reasons are discussed below.
➢ When you drag messages to the contacts folder, the corresponding contacts are created. This happens when you receive multiple emails from the same email account.
➢ Also, if someone sends you an email from a different email account and you have two email addresses saved for the same person, you'll create duplicate contacts.
➢ Keeping multiple address books in the same Outlook profile is another major cause of duplicate contacts.
➢ All of the reasons above can lead to duplicate Outlook contacts. Now, we will describe various techniques to merge duplicate Outlook contacts.
Recommended Solution to Merge Duplicate Contacts in Outlook
You can take the help of SysTools Outlook PST Merge Software, which enables you to merge and remove duplicate contacts in Outlook efficiently. With the help of this tool, users can easily merge duplicate Outlook contacts without worrying about data loss. This program offers an easy-to-understand interface so that even a novice can perform tasks easily and simply.
The application has a simple and user-friendly interface that can be easily accessed by any beginner. It supports all versions of Microsoft Outlook, like Outlook 2021, 2019, 2016, 2013, 2010, 2007, etc., to merge multiple PST files into one. The program allows users to merge password-protected Outlook PST data files. Maintains data integrity during the contact merge process in Outlook.
Complete Steps to Merge Duplicate Contacts in Outlook
To perform this task, first of all, you need to download and install the "PST Merge" tool.


Select the Merge to new PST, existing PST or Outlook profile option and press the Next button



Advantages of Using the Most Trusted PST File Merge Software

✓ This software merges multiple PST files into one file without compromising any data.
✓ Users can merge all items in the PST file, like contacts, calendars, tasks, diaries, notes, etc.
✓ A unique feature is incorporated into this tool to merge existing PST files.
✓ You can also add encryption to generated files to password-protect your PST file.
✓ You can also merge multiple Outlook files and folders to remove duplication.
✓ You can merge archived, password-protected, active, and Outlook web PST files.
✓ Support for merging data files from a new PST, an existing PST file, or an Outlook profile
✓ Ability to merge or combine multiple Outlook PST data files into one folder
✓ Combine Unicode and ANSI PST codes into a single Unicode PST file.
✓ Special option to merge PST files for free with or without Outlook installed.
✓ Special feature to split Outlook PST files into smaller parts
✓ Include or exclude items deleted from the Outlook and Trash folders when merging.
✓ Compatible with Outlook 2021, 2019 and earlier versions
Author Suggestion
As we all have to backup contacts, it creates unnecessary problems like storage being full, crashes, etc. To manage this problem, we have provided detailed information on how to merge duplicate contacts in Outlook with expert solutions. This software is able to merge duplicate contacts instantly. Therefore, we recommend users choose this software. Additionally, users can install a free trial version of the available software to test how well it works before purchasing the full version.