WARNING: Exchange 2003 is not compatible with Microsoft Office 2013
Exchange 2003 was a very popular version of Microsoft’s email server; it was available separately and bundled within Small Business Server 2003. It’s End-of-Life was in April 2009, but extended support will carry it to April 2014.
Microsoft Office 2013, which includes Outlook 2013, does not work with Exchange Server 2003.
- Upgrade Exchange 2003 to the current Exchange 2013 or Exchange 2010
- Downgrade Office 2013 to Office 2010*
*Note: This option is not available with the OEM version of Microsoft Office 2013; it is available with the Open License versions of Office 2013.