How to Merge Multiple PST Files of MS Outlook?

Table of Content

We exemplify here the right steps to merge or join multiple Outlook PST files into a Single PST file.

Step 1: Firstly, download and install the Aryson PST Merge Tool on your system.

Step 2: Now, click on Add files or Add Folder button to browse the Outlook data file(.pst).

Note Make sure the PST files you are going to select are neither password-protected nor corrupted.

Step 3: Select multiple PST files from the system directory and click on the Open button.

Step 4: You can also set a path for the Log file.

Step 5: All the selected PST files will be shown in the list, then click on the Next button to continue the process.

Step 6: Here you will see a tree structure that contains all files, folders, and sub-folders of the added PST files.

Step 7: Choose the One according to your requirement: Join PST or Merge PST.

Step 8: Select the Join PST option in the software wizard and click Next.

Step 9: Select Mailbox item types that you want in the join PST files like Mail, Calendar, Tasks, Contact, Journal, and Notes.

Step 10: After that, specify the date range if you want to join mailbox items selectively.

Step 11: Click on the Next button to proceed further.

Step 12: Now, the software displays two saving options:

Join in the New PST: It helps you to create a new PST file containing your browsed PST files data. Click Destination to select the path to save the new PST file.
Join in Existing PST: It allows you to join the browsed PST files to an existing PST file. Tap the Destination button to add your existing PST files for joining.

Step 13: Check the Apply Password Option to make the resultant file password-protected. In addition, you can also preview the applied password.

Step 14: Choose these options:

Remove Duplicate Mail: It allows you to remove similar emails from the chosen folders.
Remove Attachments: To exclude the attachments files from the emails.

Step 15: Click the Join button to initiate the PST files joining process.

Step 16: Wait till the Joining process is in the running stage.

Step 17: At last, you will find a tab showing the message Joining process is completed. Click Ok.

Step 8: Choose the Merge PST file option and click Next.

Step 9: Select Mailbox items that you want to merge in the output PST file.

Step 10: Specify Date Range: Check this option to merge PST files mailbox items selectively based on dates.

Step 11: Click Next.

Step 12: Choose either Merge in new PST or Merge in existing PST.

Step 13: If you select the Merge in the new PST file, you must select the saving path for the output PST file.

Step 14: If you select the Merge in the existing PST file, you must browse it from your system by clicking on the Destination button.

Step 15: Apply the Password for the output file. You can also see it by checking the Show Password option.

Step 16: Here, you can remove duplicate emails and exclude attachments files.

Step 17: Click the Merge button to combine multiple Outlook PST files into one.

Step 18: Finally, the file saved at the selected location, click Ok.

Online Activation

Offline Activation

Installation

Uninstallation

After downloading the Aryson PST Merge Tool, you will find the welcome screen as played below.