How to reduce the file size of pst file in Outlook 2010

A PST file is created by Microsoft Outlook during the archiving of the outlook data items. The archive file size can be reduced using the Outlook Data File settings. To reduce the PST file size in Outlook 2010, click on the File menu –> Account Settings


Navigate to Data Files tab and select the archive file which needs to reduced. And then click on the Settings.. link.


The following Outlook Data File settings window would be displayed.


Now click on the Compact Now button and to reduce the size of the selected Outlook data file. The following progress message would be shown until the operation is complete.


In Category: Office 2010, Outlook 2010

Ravi Shankar

A Software developer and blogger who is always looking to provide technical help to the wider community.

Show 2 Comments
  • Toni Dhoni February 3, 2014, 4:04 pm

    Very simple way to reduce PST file size without affect on your data. Kernel for Compress and Compact tool available with advance scanning features which compress and compact your outlook PST file with split. The tool support all kinds of MS outlook version.

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