Microsoft Office 2010 is designed to run on both 32-bit and 64-bit versions of Microsoft Windows operating systems. For more information about the support boundaries for Office 2010 programs that run on 32-bit and 64-bit versions of Windows operating systems, click the following article number to view the article in the Microsoft Knowledge Base:
- The original release versions of 2007 Microsoft Office suites or later versions of 2007 Office suites
- Microsoft Office 2003 Service Pack 1 or later versions of Office 2003
- Microsoft Office XP Service Pack 3 or later versions of Office XP
Microsoft Office Small Business Edition 2003 and Microsoft Office Professional Edition 2003 both include Business Contact Manager 2003 (BCM). Outlook 2003 with Business Contact Manager Update is not supported on 64-bit operating systems.