How to determine Outlook version information

Applies to: Microsoft Office Outlook 2007Microsoft Office Outlook 2003

INTRODUCTION


This article lists the different versions of Microsoft Outlook 2002, Microsoft Office Outlook 2003, Microsoft Office Outlook 2007, Microsoft Office Outlook 2010, and Microsoft Office Outlook 2013 and describes how you can determine the version that you have installed on your computer. Links are provided at the bottom of the article for Microsoft Outlook 97, and Outlook 2000 version information.

More Information


To determine the version of Outlook that you use, follow these steps:
  1. Start Outlook.
  2. On the Help menu, click About Microsoft Office Outlook.
  3. Verify the version information and the build number to determine the version of Outlook that is installed on your computer.

The following information lists the version information and the build numbers for the U.S. versions of Microsoft Outlook.

Outlook 2013 version information

Outlook 2013 version Description
Outlook 2013 (15.0.4481.1510) This is the original RTM release of Outlook 2013.

Outlook 2010 version information

Outlook 2010 version Description
Outlook 2010 (14.0.4763.1000) This is the original RTM release of Outlook 2010.

Outlook 2007 version information

Outlook 2007 version Description
Outlook 2007 (12.4518.1014) This is the original RTM release of Outlook 2007.
 

Outlook 2003 version information

Outlook 2003 version Description
Outlook 2003 (11.0.5608.5606) The original release version of Outlook 2003 was released in October of 2003.
 
Outlook 2003 (11.0.5608.5703) This is a Microsoft Office 2003 critical update that was released on November 4, 2003.



For more information about the Office critical update, click the following article number to view the article in the Microsoft Knowledge Base:
 
828041 Description of the Office 2003 critical update: November 4, 2003
 
Outlook 2003 (11.6359.6360) This is the Microsoft Office 2003 Service Pack 1 release version.
Outlook 2003 (11.6568.6568) This is the Microsoft Office 2003 Service Pack 2 release version.