Computers and Technology

How to Merge Two Outlook Data Files? – Best Solution

This article explains the most searched query “how do I merge two Outlook data files?” Here you will know the steps to combine PST files manually and automatically.

Therefore, Outlook is the most common desktop-based email client. It offers users to create multiple email accounts to store their data. Outlook supports storing all the data items such as email messages, contacts, calendars, and more other PST file formats. However, when it’s time to manage all these PSTs users face several issues like unable to open PST files, delete PSTs and hanging.

To solve all these problems, merging all Outlook PST files into a single file is the topmost solution. Users are looking for the best way to merge two PST files into Outlook.

So, before stating the solution, first let’s know the benefits of combining two or more data files into a single one.

Benefits of Combining PST Files?

  • It maintains Outlook performance and speed, PST file consolidation which is necessary for the users.
  • Users can easily open a single file, viewed and shared with someone in a short time.
  • Merging is the best option for users when they want to combine all email accounts data files.
  • Therefore, it is a good option to merge all PSTs, if you want to migrate from Outlook to another application.

Let us start the manual method to combine two Outlook data files:-

How to Merge Multiple Outlook Data Files into One? – Manually

As there is no direct manual method that user can be used to merge two PST files. It have two steps to complete the process:-

Step1: Make New PST File

  • First, Open Outlook on your Windows system and go to the Home Tab.
  • Now, click on the New Items>> More Items>> Outlook Data File.
  • Then, select location to save a new PST data file.
  • Click on the OK and the file is created successfully.

Step2: Import PST to Newly Created File

  • Firstly, click on the File Tab.
  • Now, select Open & Export>> Import/Export Option.
  • After that, choose “Import from another program or file” and click on the Next.
  • Select “Outlook Data File(.pst)” as the file type and hit on the Next button.
  • Browse and pick the PST file that you want to import.
  • Check “Do not import duplicates” if you need and press Next.
  • Then, select the folder to import and check the included subfolders box.
  • Finally, click on the Finish button to start the process.

Note: Repeat the step 2 for another PST file to combine as Outlook which provides permission to import one PST at a time. And, if you feel that the above method is difficult and you are unable to merge PSTs with this, you can go with the automated approach.

Automated Solution to Merge Combine two Outlook Data Files

You can use the Combine Multiple PST Files which works easy and quick to use even by any novice without technical knowledge. This software allows users to merge two PST files as well as multiple files including emails, contacts, calendars, tasks, notes and other items. It also offers two options for Outlook data management for Join or Merge. Here, you can easily choose any options as per your requirements.

Working Process Explained for the Software

Following are the steps to merge two PST files into one. Follow step by step to complete conversion process without facing any hassle:-

  1. Download and run the software on your PC.
  2. Now, select the PST files for merging.
  3. After that, choose whether you want to Join or Merge PST.
  4. And, select the merge in New PST, Existing PST or Outlook Profile.
  5. Finally, check the required mailbox items and click on Next button.

This is the whole process of combining two or multiple data files without losing a single information.

Major Features & Benefits

Therefore, the tool is the complete package of data management and it offers multiple features to perform this task. Some of them are mentioned below in steps:-

  • It provides a join option to combine two PST files by creating a new folder.
  • It allows the Merge option to users for merging Outlook folders into one.
  • The provide facility to remove the duplicates from emails, calendars, contacts, and many more.
  • It supports Outlook 2007, 2010, 2013, 2016, 2019, and many other versions.
  • Freedom to merge multiple PST files without Outlook by choosing merge in the new PST option.
  • There are no file size limitations, to combine unlimited data files without any loss.
  • Users can easily check and unchecked deleted items and junk folder for combining.
  • To split oversized PST files into smaller sizes while combining PSTs.


The user query on how to merge two Outlook data files which successfully resolved here. In this article, we have discussed the manual steps to combine PST files. Therefore, this process is quite difficult for non-technical users. That’s why we suggest the automated solution through which users can quickly complete their conversion process merging multiple two Outlook data files.

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