BitResQ » Split » Split PST File into Smaller Parts Using a Variety of Options

Split PST File into Smaller Parts Using a Variety of Options

March 8th, 2022 ~ Split ~ 4 Minutes Reading

This article describes each and every potential way to split PST file into smaller parts. So, if you are in search of a fantastic solution for the same; the platform is yours to use to begin with, let us define those techniques and the mechanisms by which they can be implemented.

Nowadays, PST files are more prone to corruption due to the fact that they are stored in Unicode format, and a big PST file significantly reduces Outlook’s speed. When the PST file size surpasses the maximum file size restriction, you risk encountering negative conditions such as data loss and damaged data items. The larger a PST file becomes, the more of a worry it becomes for Outlook users.

Why Split Outlook PST?

As a result, you must employ various techniques to manage the size of the Outlook PST file and prevent your PC from running out of space. As a result, we’ve recommended several methods to split a huge PST file into multiple smaller parts. All versions of Outlook 2019, 2016, 2013, 2010, and 2007 mailboxes are compatible with the approaches. So, have a look.

Split PST File into Smaller Parts with Manual Approachs

Method 1: Import/Export Process to Split PST File

The Import/Export wizard is used to not only move data files into and out of MS Outlook but also to divide PST files.

The steps listed below will assist you through the process to split PST files:

  • Open Microsoft Outlook and select File from the menu bar
    click file on menu bar
  • Select Account Settings from the drop-down menu
    navigate to account setting to split PST file into smaller parts
  • In the dialogue box, click the Add button under the Data Files tab
    click add under data files
  • To create a new PST, put in a name and choose Outlook data file (.pst) as the file type
    click Outlook data file
  • Go to Data Files to see the updated PST
  • Select File >> Open & Export >> Import/Export from the File menu
    Split PST File into Smaller Parts Process
  • In the Import and Export Wizard, select Export to a file and then click Next
    click export to a file
  • Select Outlook Data File (.pst) in the Export File box and click Next
    click next
  • Select the folders you want to export and select the Include Subfolders box if you want to include subfolders in the export
    include subfolder click next
  • Next, browse to pick the directory where the exported file will be saved, as well as whether or not to allow duplicate entries to be exported. Finally, click Finish
    do not import duplicates to Split PST File into Smaller Parts
  • Create a password for the exported PST file, or simply cancel it.

Thus, this is the first approach to split PST file into smaller parts. Thus, if you discover that the procedure does not work for you, you may use the alternative way indicated in the next section.

Method 2: Use Move to Folder Option to Split PST File

You may also use the Move to Folder option to divide huge PST files in another workaround approach. Follow the step-by-step instructions below to get started:

  • Open Outlook and go to File >> Account Settings >> Account Settings on the File tab
    select account settings
  • To add a new PST file, go to Data Files and select the Add button
    click add under data file
  • Navigate to Home, open your Outlook profile’s default PST file, and pick the things you wish to move to the new PST file you created in Step 2
  • To do so, select Copy to Folder from the Move button on the ribbon
    click copy to folder to Split PST File into Smaller Parts
  • Select the PST file to which all of the specified data items from the default PST file will be transferred
    Done Split PST File into Smaller Parts
  • You can minimise the size of the default PST file by deleting the duplicated objects.

This is how you can break down a PST file into smaller chunks. Although the procedure is manual, it is extensive and necessitates the completion of several phases. As a result, if you want to go through a quick operation, you may use the BitResQ Software to truncate oversized PST file into smaller parts. The software is completely automated, and all you have to do is follow a few simple steps. So, if you’re looking for an easy voyage, give the gadget a shot.


Outlook’s performance is greatly slowed by a large PST file, which also creates additional problems. As a result, to address these issues, we’ve provided a variety of options to split PST file into smaller parts. The method is entirely manual and may be implemented utilizing Outlook’s built-in features. The procedure, on the other hand, is extensive and complicated. So, if you want to take a different method to complete your assignment, you may use the automated strategy that we briefly discussed before.