Steps to Split PST File into Smaller Parts

Here we discuss about the Steps involved in splitting Outlook PST file into smaller parts, so that it can be managed effectively.

Step 1

To open Split PST Tool, Go to the Start » All Program » Split PST Software » Split PST

Split PST Tool


Step 2

Click on "Split"

Split PST Option


Step 3

Select Outlook version as there are two PST formats introduced by Outlook. First one in ANSI for Outlook 2000 & 2002 version and second Unicode for Outlook 2003, 2007 & 2010.

Outlook Format


Step 4

Select Split Option, software provides four different ways to Split PST file.

  • Split by Size: This option split Outlook data file (.pst) into mentioned size by you. For e.g. if have 2 GB PST file, then split that file into 2 PST files of 1 GB, accordingly.
  • Split by Date: This option divide PST files into specified date range. For e.g. break PST file on selected date range by proving before & after date.
  • Split by Year: This option divide Outlook data file (.pst) by year. For e.g. split PST file in between two defined year 1990 – 1994 and the software will create 4 individual file for each year.
  • Split by Folder: This option split PST file via folders. If the size user specific for splitting is more than particular folder then one more division of that folder is created.

Split By Size


These are the Four option given in the screen select the needed one:

Steps to Split PST file by Size

Step 1

In first step, you need to select Split by Size option and click Next.

Outlook Format


Step 2

In next step, you need to browse PST file which you want to split by clicking on Browse button.

Browse PST


Step 3

Select location of PST file on your machine and after that click on Open button.

Open PST


Step 4

Select PST file size on basis of which you want to break it & then click on Browse button.

Select Size


Step 5

Select destination folder to restore output PST files.

Select Destination


Step 6

Click next, once you done with above mentioned steps.

Split Process Begins


Step 7

All information displayed on window, check them & click Split.

Split information


Step 8

Process Current Status will be shown on window:

Split Status


Step 9

Process successful completion message will appear.

Complete Process


Step 10

Splitting process get completed now software generate a Comma Separated File (CSV) that contain log on per folder separate from initial Outlook PST files & no. of items it consist. You can compare initial & resulting PST files.

Compare PST


Steps to Split PST file by Year

Step 1

First select Split by Year option and then click Next.

Split PST By Year


Step 2

Browse source oversized file of Outlook & click Browse

Browse PST


Step 3

Select location of PST file from your machine & click Open.

Open PST


Step 4

Select Year Range on aspect of which you need to divide PST file.

Select Year


Step 5

Select destination folder to restore resultant Outlook data file.

Select Destination


Step 6

Once you done with it, click Next.

Split Process Start


Step 7

All information displayed on screen, check them & click Split.

Split Detail


Step 8

Current process status will be shown at your screen:

Split Report


Step 9

A process completion window will open at screen.

Complete Process


Step 10

Process completed know software generate a CSV report which contain thorough log on per folder separated from PST files & no of items it carries. Now compare your initial & resultant Outlook PST files.

Split Status Report


Steps to Split PST File by Date

Step 1

First step desire to select Split by Date option. Click Next.

Split PST By Date


Step 2

In next step you need to browse source PST file & click Browse.

Browse PST By Date


Step 3

Browse PST files location and click Open.

Open PST


Step 4

Select Date Range through which you need to split PST file and then click Browse.

Select Date


Step 5

Select destination folder to keep output files.

Select Destination


Step 6

Once you done with the above steps, click Next.

Split Process Start


Step 7

All information displayed on screen, check them & click Split.

Split Detail


Step 8

Current process status will be shown on screen:

Split Report


Step 9

Process completion notification will display on screen:

Complete Process


Step 10

Once process completed a comma separated file will be generated by software that contains thorough log on per folder separation made, from PST files along with no of items it consists. Through CSV report you can compare the initial & resultant Outlook files.

Split Status Report


Steps to Split PST file by Folder

Step 1

Select Split by Folder option and click Next.

Split PST By Folder


Step 2

Browse PST file that you want to split up & click Browse.

Browse PST By Folder


Step 3

Select storage location of PST file & click Open.

Open PST


Step 4

Select desired Folder Size.

Select Folder


Step 5

Select destination folder to restore resultant Outlook PST files.

Select Destination


Step 6

Once done click Next.

Split Process Start


Step 7

All information will be shown on screen, check them & click Split.

Split Detail


Step 8

Current process status will be displayed on screen:

Split Folder Report


Step 9

A notification comes that shows complete success process:

Complete Process


Step 10

On completion of splitting process software will create a report in a Comma Separated File (CSV) that contain thorough log on each partitioned folder from initial Outlook PST file & no of items it consist. Now compare initial with output PST files.

Split Status Report