How to Merge PST Files – A Complete Guide

Aug 11, 2022 | By Deepak Singh Bisht

In this post, we will learn why users merge Outlook PST files and how to merge PST files manually. If you are looking for an easy way to join PST files, this post will help you.

What is a PST file?

PST or Personal Storage Table is a popular file format. MS Outlook uses this file to store user mail items such as emails, contacts, calendars, journals, and tasks. PST files store all data on your local machine.

Why do users merge PST files?

Many Outlook users have multiple email accounts. Outlook creates a separate PST file for each email account. If you use multiple accounts in Outlook, you will have multiple PST files. However, managing a large number of PST files is not an easy task. For this reason, many users merge Outlook PST files.

There are many other reasons why users join PST files. Some of them are listed below.

  • Merge old accounts
  • Prevent data loss
  • Avoid multiple Outlook folders

How to merge PST files?

You can use manual methods or third-party solutions to merge Outlook PST files. Here you will learn how to combine PST files manually. You will also learn an easy way to join PST files using the PST merge tool.


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How to merge PST files manually?

Here we will use the best manual method to combine PST files. With the help of this, you can merge two PST files in Outlook.

This method has two parts. To perform this method, you must have Outlook installed on your machine. To execute this method, follow the steps given below.

Step 1: Create a New PST

  1. Open MS Outlook and go to the Home tab
  2. Click on the New Items, select More Items, and choose Outlook data file
  3. Provide a location to save PST and click on the OK button

Step 2: Merge PST files into the newly created blank PST file

  1. Go to the File option
  2. Select Open & Export and click on the Import/Export option
  3. Select Import from another program file and click on the Next button
  4. Select Outlook Data File (.pst) and click on the Next button
  5. Click on the Browse button, select the PST you want to import, and click on the OK button
  6. Select Do not import duplicates and click on the Next button
  7. Select folders you want to import and choose the Include Subfolders option
  8. Choose Import items into the same folder option and click on the Finish button.

With the help of this manual method, you can merge PST files into one in Outlook 2016, 2013, 2010, and other versions. If you have multiple PST files, you have to repeat this process.

Merge PST files using the PST Merge tool

Here, we are going to use SysCurve PST Merge tool. With the help of this software, you can quickly join PST files. Follow these steps to perform this method.

  1. Download and install the SysCurve Merge PST tool.
  2. Open the tool, select the multiple PST files option and click on the Browse button.
  3. Select PST files you want to combine and click on the OK button
  4. Choose Merge in similar folders and check Ignore Empty Folders option
  5. Click on the Browse button, provide a location to save a single PST and click on the OK button
  6. Click on the Start Merging Now button to start the process

Other Helpful Features

  • Combine multiple PST files
  • Support Password protected PST files
  • Merge in similar folders
  • Create a separate folder for each PST file
  • Preserve mail properties and original folder structure
  • Merge the first 10 items from each folder for free.
  • Compatible with Windows OS and support all versions of MS Outlook.

Frequently Asked Questions

How can I merge PST files for free?

You can use the above manual method to merge PST files for free. If you are searching for a simple solution, try the SysCurve PST Merge tool. With the help of this software, you can quickly combine PST files without hassle. The software also comes with a free demo version.

Can I use this tool to merge Outlook PST files in Outlook 2016?

Yes. With the help of the Merge PST tool, you can join PST of any Outlook version. After the process, you can open the resultant PST file in Outlook 2019, 2016, 2013, and 2010.

What is the best PST merge software?

SysCurve PST Merge tool is considered the best software to combine PST files. It is known for its simple user interface and advanced features. With the help of this software, you can join multiple PST files without hassle. The software comes with a free trial version that allows users to merge the first 10 items from each folder.

Can I merge PST files online?

Yes. Many websites allow you to merge PST files online. However, the online method depends on several factors such as file size, internet connection, etc. This method requires a stable internet connection. If you are concerned about data security, try the SysCurve PST Merge tool. The software does not need any internet connection to join PST files. The software also offers a free trial version.

Does the software require MS Outlook installation?

No. SysCurve PST Merge software works as a standalone tool. This software does not need MS Outlook or any other software to combine PST files.

The Author

Deepak Singh Bisht

Deepak Singh Bisht

Content Lead |

Deepak Singh Bisht is a dedicated IT professional with over 9 years of experience, is a key member at SysCurve Software for the last 5 years. His expertise lies in email migration and data recovery, with a focus on technologies like MS Outlook and Office 365. Deepak, who also delves into front-end technology and software development, holds a Bachelor's degree in Computer Applications.

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