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Technique to Break Up Large PST File in Outlook 2007

Mariya Beckham ~ Modified: August 24th, 2017 ~ Tech Query ~ 3 Minutes Reading

Technique to Break Up Large PST File in Outlook 2007

The trend and craze for Outlook are increasing day after day. The use of this detonating application is so versatile that the use of it is not only restricted to Official purpose but now in education section too. Microsoft is currently working on some of its advanced technicality of Outlook files. The company is working on some limitation of Outlook which is the slow response of application when it becomes overloaded and auto filtering of data items. But as for the time being Microsoft doesn’t come with the solution we can provide some ways to break up large PST files in Outlook 2007.
PST or Personal Storage are the open proprietary file format which stores all the data items like messages, calendar, events, tasks, etc. Outlook 2007 is very old and the software updates for these applications are not available. But the prominent users of Outlook 2007 who are holding a large volume of data in it suffer a problem of overloading of their respective account. Automatically how to split PST file in Outlook 2007, to smaller part becomes a great problem for them.

Instant Solution: If you want to break up large PST files then you can try Split PST Tool

Common Reason Behind Overloaded Outlook PST File

The various reason behind why user split PST files and it becomes oversized and the chances of being damaged or corruption become high are listed below:

  •  Multiple duplicate data item Outlook.
  •  Not eliminating unnecessary data files
  •  Sharing large sized files which Outlook is incapable to handle.
  • Outlook 2007 having less capacity to hold data so to compress PST file becomes cumbersome.

Break Up Large PST File – Manual Way

Use Import & Export feature to break PST files in Outlook 2007 into smaller files.
Step 1: Firstly, launch Microsoft Outlook
Step 2: Create a fresh new Outlook data file, which is PST by clicking on File > Items > Outlook Data File
Step 3: The Create or Open Outlook Data File window will flash on screen and then browse location and provide name to new Outlook data file
Step 4: Click File tab > Open > Import to split large PST file
Step 5: The Import and Export Wizard will appear
Step 6: Choose Outlook Data File
Step 7: Select the folder to export from and expand the folder
Step 8: Now click Browse to select the files to export.
Step 9: Open Outlook Data Files window opens and select all file which is to exported and click OK to confirm your action.
Step 10: You can see the selected Outlook data file in the edit box.

Finally, click Finish button to start the actual process.

Professional Solution to Break Up Large PST File

PST file breaks up through a manual way will never provide a secure method to completely remove the root cause of the problem. But a secure and fully planned method can provide you a sure shot technique which is- SysTools Split PST tool which will split PST files. The features like splitting files by date, time and folder and recovering all lost data before breaking up PST file in Outlook 2007 can make a sense of reliability towards a software like this.


The series of Outlook account management techniques are most important which are provided if done properly user will never face any problem-related to Microsoft Outlook 2007 account. The third party tools could be used for proper management of the PST file which will break up large PST files in Outlook 2007.