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Different Approaches to Split Large PST File into Smaller Parts

Ugra Narayan Pandey | Published: 2022-09-07T07:14:00+00:00|PST | 5 Minutes Reading

Summary:- Are you in a hurry to split large PST file into smaller parts? As we already know oversize data files can cause data corruption and you may end up losing your crucial data. To solve this query, we have come up with multiple solutions that you can use to split your data file.

Now, there is a question that always comes to every user’s mind why do we need to split large PST file into smaller parts? Well, the answer to your question is that there can be a lot of reasons behind this issue. Although, Oversized PST files are one of the main reasons why users generally want to divide their files into multiple sections. But there are much more reasons behind this that we will discuss in this upcoming section.

Why Split Large PST File into Smaller Parts? – Reasons For Splitting

The following are the reasons behind the need to divide the PST files into parts:-

  1. The main reason is that whenever the data file exceeds its limit of storage, the overall performance of Outlook goes down.
  2. By this, there are high chances that one may end up losing his efficient data.
  3. Also, you can face issues while sending and receiving any mail.
  4. Your data can be well arranged in a better way if you split your PST files into smaller parts.
  5. Not only that, users can lose data associated with their PST files.

What are the Manual Methods to Break PST Files into Parts?

There are two ways to split large PST files into smaller parts. You can use any technique that suits you to divide the data file. So, let’s start:-

#1. Through Import/Export Wizard

Execute these below mentioned steps:-

  1. For this method, first navigate to the File menu and then select Account Settings>>Account Settings.
  2. Now, a dialog box will pop up on the screen. Hit on the “Add” option under the “Data Files” section.
  3. Then, you have to create a new data file, and for this, you have to name your file. After naming your files, you can press the OK button.
  4. By this you will be able to preview your recently made PST file under the Data files menu.
  5. Next, hit on the File tab and from the left lane choose open & export option and then click on the Import/Export button.
  6. You can now see Import/Export dialog box appearing on your screen. Now, tap on the Export to a file option and then hit Next.
  7. After that, select the Outlook data file (.pst) option and press the Next button.
  8. Choose the Folder and check the include sub-folders option from the drop-down list and click on the Next button.
  9. You can now choose your own destination path to save the files and after that highlight the “Do not Export duplicate items” and hit Finish tab.

#2. Using Archive Feature to Divide Large Data File

To split large PST file into smaller parts, follow these below-listed steps:-

1. For this step, Open your Outlook and go to the File menu.

2. Select the Info tab and afterward choose Tools>>Clean up Old items.

account settings

3. Now, you can select a folder to archive and after that make sure to choose a Date in the archive items older box.

4. Then, select a desired location to save the file by clicking on the browse button.

5. Finish up the procedure by clicking on the OK button.

There are many more ways to split large PST files into smaller parts besides the mentioned ones. These techniques however are free and you do not have to pay for anything. But, with this method, there are chances that you may lose your data. Not only that, one must have the technical knowledge to pursue these types of techniques.

In short, to avoid such circumstances, we suggest you opt for any third-party solution that will provide accurate results. Now, in the upcoming segment, we will show an effective yet simple solution to breaking large data files.

Expert Suggested Solution to Split Large PST File into Smaller Parts

As we have explained above, there are many third-party applications available that can help you perform this task. One such solution is the Best PST Split Tool, which allows users to divide their PST files into multiple parts. This application provides an option to divide the data file by its Size, Date, Year, Folder, Email & category. Other than that, it is compatible with all currently released and prior versions of the Windows operating system.

Download Tool Purchase Now

Working Procedure to Utilize the PST Splitter Tool

To split large PST file into smaller parts, execute these steps:-

1. For this, Install and then Launch this tool on your System.

split large pst file into smaller parts

2. Now, you can browse your files by using the Add File or Folder or Search option.

add file or folder

3. After that, hit on the Browse option to choose your own location to save the output data. Then, press the Next button.


4. You can select any desired Split options such as Split by Size, date, folder, email id or category as per your requirement.

split large pst options

5. Check the summary of the split information and tap on the Next button to start the process.

split large pst file into smaller parts

With this application, you will be able to split the first 50 items for free by just using the demo version. Also, you can purchase the full version to split oversized PST files without any issues.

Also Read:- How to Split PST File by Year?

Let’s End Here

This article explains how users can split large PST files into smaller parts. For this, we have mentioned both manual and automated solutions. But, the manual techniques can take a lot of time and there are high chances that you may lose your data. So, the better alternative would be to use the automated tool mentioned here.