Home » Break » How to Break up Outlook PST File into Smaller Parts: Top 3 Ways

How to Break up Outlook PST File into Smaller Parts: Top 3 Ways

Mark Wills ~ Modified: 09-03-2022 ~ Break ~ 5 Minutes Reading

Are you experiencing a lot of problems as a result of huge PST files? Is it taking a long time to access the Outlook account or a specific email, or has the procedure gotten considerably slower? If that’s the case, then breaking down the files is the only way to go, and that’s why we’re here. We’d like to show you how to break up Outlook PST file step by step so you can solve your problem.

Large PST files are indeed subject to corruption. Outlook 2007’s maximum ANSI PST size is 2 GB, 20 GB for Unicode PST, and 50 GB for Outlook 2010/2013/2016/2019. Large PSTs slow down performance and are more prone to corruption. Breaking up the PST file is the greatest answer to these issues. Breaking up a large PST file into smaller segments improves efficiency and prevents corruption.

—Why Break Up PST Files?

Thus, this is why we break up PST files or folders. Thus, the remaining concern is how to dismantle it. As a result, the answer is provided below. Take a look.

A Widely Used Manual Approaches to Break Up Outlook PST File

There are primarily three methods for manually breaking up a PST file. We’d like to provide them to you individually, complete with screen photos, to help you better comprehend the process. Therefore, we ask that you look over them one by one and pick which one is the greatest fit for you.

Technique 1: To control huge PST files, Use the Move to Folder option.

Additionally, you may use the Transfer to Directory choice to divide huge PST files. To begin, follow the steps below:

  • Head to File >> Account Option >> Account Settings in Outlook’s File tab.
    click account setting
  • To add a new PST file, scroll to Data Files and press the Add button.
    go to data file
  • Browse to Home, open your Outlook profile’s basic PST file, and pick the things you wish to move to the newly created PST file in Step 2.
  • To be here, click Copy to Folder from the Move button on the ribbon.
    copy a folder
  • Select the PST file to which the data items indicated in the default PST file will be copied.
    select pst file
  • You can minimise the volume of the basic PST file by removing identical elements.

As a conclusion, it’s the first method to break up Outlook PST file. Let’s experiment with a few different strategies and determine whichever one fits better for you.

Technique 2: Import/Export Mechanism to Reduce the Size of PST

The Import/Export wizard is often used to divide PST files and to exports and imports content into and out of Microsoft Outlook.

  • In Microsoft Outlook, click File from the top bar.
    select file from the menu bar
  • Select Account Settings >> Account Settings from the drop-down menu.
    select account setting option
  • In the dialogue box, click the Add button next to the Data Files tab.
    click add button under data file
  • To create a new PST, provide a name and choose Outlook data file (.pst) as the file type.
    choose outlook data file type
  • Navigate to Data Files to view the updated PST.
  • Select File >> Open & Export >> Import/Export from the File menu.
    choose import export
  • In the Import and Export Wizard, select Export a File and then Next.
    select export from a file
  • After selecting Outlook Data File (.pst) in the Export File box, click Next.click next after selecting outlook data file
  • Select the directories to export and, if desired, tick the Include Subfolders box.
    select a folder to export
  • Following that, browse to the export file’s destination directory and specify whether or not identical records should be transferred. Finally, click the Finish button to complete the process.
    select do not export duplicate option
  • Establish a security for the exported PST file, or simply delete it.

As a corollary, that’s the second method to break up Outlook PST file. After that, we’d like to introduce you to our third but still not last plan. Therefore, have a glance at it.

Technique 3: Use the Archive Wizard to compress a PST file.

Outlook’s Archive feature may be used to separate a pst file. You can run the Archive process many times, each time to a separate pst-file, to divide it into annual archives (or any other quantity, such as quarterly or every two years).

  • Navigate to File >> Info >> Tools >> Advanced in Microsoft Outlook. Eliminate Obsolete Items.
    nevigate to file info tool
  • Once specifying a directory to Capture, a date to preserve older things, and a date to Archive older stuff, click Navigate to save the Archive file to the proper location..
    archive the folder and subfolder and break up outlook pst file

This approach allows you to compress your PST file and move older data items to the appropriate location within Outlook, where they may be accessed as needed.

That concludes our examination of how to break up Outlook PST file manually. You may choose from any of them according to your tastes.

If, however, you are unsure about the manual technique and prefer a solution that is speedier and capable of dividing an endless amount of PSTs simultaneously, you should try the automated method. NXT software is the engine that propels your process forward. It enables you to reduce Outlook mailbox Size in a few simple stages regardless of the number of PST files you wish to split. Thus, to improve your experience and make your task simpler, use the tool.

Finally,

We’ve included three manual ways and one automatic approach to break up Outlook PST file. The manual procedures preclude the use of Outlook and need you to proceed through numerous phases. On the other hand, an automated solution is not dependent on Outlook and may perform your task in a few simple steps. As such, we ask that you evaluate all of the approaches presented above and choose which one is the best fit for you.