How to Join PST Files Together into One Microsoft Outlook File?


Are you searching for a way to join PST files together? If yes, then this blog will provide you the complete and successful method for the same.
There is no doubt that Outlook is the most popular email client that is used in many organizations and also for private purposes. However, Microsoft Outlook is useful for sending / receiving emails, saving contacts, managing calendar entries, taking notes and other work. It stores all data in the PST file format, but sometimes, problem occurs while storing the data.
Usually, this problem occurs when you are having many accounts and multiple PST files. As a result, handling them becomes a difficult task. For this reason, data corruption, accidental deletion and file size problems occurs.
Hence, to fix this problem, you will have to join PST files together into one file. So, to meet your needs, we have the most trusted solution here that allows you to join multiple PST files into one.
Read More: How to Open PST File Attachments Without Outlook?
How to Join Two PST Files Together in Outlook?
There are two methods that helps you to join two PST files-
Both methods are useful to complete this task. The following section explains both solutions, and you can choose one that fits your needs perfectly. So let’s start with the procedure.
Join PST Files Together via Professional Tool
For a quick and reliable solution to join multiple PST files, you can use a reliable SYSDaddy PST File Merge Software. This will let you join two PST files with all items like emails, calendar data, notes, contacts, etc. The software provides two options: Join or Merge PST files. Join option will help you to join different PST files by creating a new folder for the joined PST file. And the merge option allows the user to merge same name folders into one.
This tool is available with its trial version, you can download the software from below.
Steps to Add Multiple PST Files Together
Download the utility on your computer and follow the below steps-
- First of all, click on the Add File(s) or Add Folders to add PST files
- Secondly, select Join option and hit the Next button
- Now, choose any Join in New PST, Existing PST or Outlook Profile options
- Finally, apply required filters and click on the Next to start joining PST files.




Watch this video to learn how to join PST files.
The software delivers the exact result in just a few simple steps. It is easy to use and install successfully in Windows 10, 8.1, 8, and other versions. The software is also compatible with Outlook 2019, 2016, 2013, 2010, etc. It has capability to join PST files without Outlook or with Microsoft Outlook.
Manually Join PST Files Together via Import Option
Outlook doesn’t have a direct function to join two PST files, but we can use some indirect methods to do this activity. To do this, you need to create a new PST and then import data into a new file. To do so, follow the outlined steps below-
- First of all, open Outlook and click on New Items >> More Items >> Outlook Data File
- Then, mention the name and location for a new PST file
- After this, click OK button and the PST file is created successfully
- Now, go to the File menu
- Select Open & Export option and then pick Import/Export. This will open Import and Export Wizard
- Afterwards, select “Import from another program or file” and click the Next
- In this steps, select the file type as “Outlook Data File (.pst)” option
- Now, browse to the PST file you want to import and under Options check the required option
- Then, select the folder to import from and click the “Import items into the same folder in” option
- Lastly, click the Finish and you are done.
Points to Remember while Joining Multiple PST Files
The manual procedures above are approaching very slowly because you will have to repeat the import process for each PST file. This will take a long time. There is also a possibility that data may be corrupted or lost when importing files from one location to another.
Highlighted Key Features of the Software
The software offers large number of features that become useful for combining multiple PST files. Here is the list some highlighted features of this tool-
- Join PST files together into a new PST, existing PST or Outlook Profile
- Ease of access with great functions
- Virus, malware and ads free tool
- Work with Outlook or without Outlook
- Supports all types of PST, ANSI and UNICODE
- Free Trial version available also
- No file size, data loss and corruption issues
- Join all or only selected folders as needed
- Join two PST files with emails, contacts, etc.
- Merge and Split PST file into smaller parts
Why Need to Combine Multiple PST Files?
Joining two or more Outlook PST files has several advantages. Some of the main reasons are:
- Easy management of Outlook data files
- Avoid data erasure and corruption problems
- Increase free space by merging and deleting duplicate data
- To speed up the search process and avoid hanging issue
Author Suggestion
In order to increase the Microsoft Outlook speed and save space, data management is very important. You may have multiple PST files, which is not easy to use. In this blog, we have explained the manual and automated solution to join multiple PST files together. It is suggested to take the backup of PST file before proceeding with the manual approach as there is a risk of data being corrupted and misplaced. Now the choice is yours, choose one of the solution and join PST files together.
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