Best Way to Reduce Outlook Mailbox Size by Compacting PST File Quickly

Posted on
6,532 Points
Last Modified:
Experience Level: Advanced
Watch this online video tutorial and learn the best way to reduce Outlook mailbox size using Compact Now feature of Outlook. It removes the deletes item's space from Microsoft Outlook 2016, 2013, and 2010 and compresses the PST file size. This will help you to boost Outlook performance.  But, sometimes Compact PST does not reduce the size or not work due to large PST or some other reasons. In that case, you have to use a third-party application (i,e: SysTools PST compress tool) to compact Outlook PST file without any limitations.

Video Steps

1. Open Microsoft Outlook

To compress PST file, Open Microsoft Outlook.

2. File Tab

Click on "File Tab".  

3. Account Settings

Click "Account Settings" >> "Account Settings".

4. Data Files tab

A new window will open, click on "Data Files" tab.

5. Select Account

Select your account and click twice. A new window will open, click on "Compact Now" button to compress Outlook data file.
Author:Clark Kent
The article describes how to export Yahoo Emails to your Computer to Backup Data by trying the best two approaches. Using a manual method that is quite lengthy and boring and another is using SysTools Software, a quick solution to export emails from…
Now Recover Exchange Mailbox from Public EDB File (pub.edb) of 2010 / 2007 environment via Exchange Recovery Tools. Also, recover public folder mailbox Exchange 2013 / 2016 & restore into Exchange Server again details such as emails, contacts detail…

Keep in touch with Experts Exchange

Tech news and trends delivered to your inbox every month