Warning: This site requires the use of scripts, which your browser does not currently allow.See how to enable scripts.

Products
- - Download by Products
  - Windows
  - Office
Support
- - Download Center Support
  - FAQ
  - Microsoft Update

Service packs

Top picks

Check to see if you have the latest service pack for your version of Windows.

Service Pack Center

Get the latest service pack for your version of Windows.

Get started›

Download updates for many versions of Microsoft Office.

Microsoft Office service packs and updates

Get updates for many versions of Microsoft Office.

Download now›

Learn how to install Windows 7 Service Pack 1.

Windows 7 Service Pack 1 (SP1)

Learn how to install SP1 and keep your PC safe and up to date.

Get started›

1 - 10 of 236 results

decorative icon	product name, link and description	price and details
Service pack	Microsoft Office 2001 for Mac Security Update (9.0.5) This update addresses several security and stability issues with Microsoft Word, PowerPoint, Excel, and Entourage for Office 2001.	FREE Release Date: 10/11/2004
Service pack	Microsoft Forefront Client Security 1.0 SP1 Microsoft Client Forefront Security 1.0 SP1	FREE Release Date: 07/17/2009
Service pack	Microsoft® Internet Security and Acceleration (ISA) Server 2004 Standard Edition Service Pack 3 ISA Server 2004 Standard Edition Service Pack 3 (SP3) provides the latest updates for ISA Server 2004 Standard Edition.	FREE Release Date: 10/28/2007
Service pack	Microsoft® Internet Security and Acceleration (ISA) Server 2004 Enterprise Edition Service Pack 3 ISA Server 2004 Enterprise Edition Service Pack 3 (SP3) provides the latest updates for ISA Server 2004 Enterprise Edition.	FREE Release Date: 05/31/2007
Service pack	Microsoft Office v. X for Mac Security Update (10.1.6) This update addresses several stability issues with Microsoft Word, PowerPoint, Excel, Entourage, and Microsoft Visual Basic for Applications for Office v. X.	FREE Release Date: 10/11/2004
Service pack	Internet Security and Acceleration (ISA) Server 2004 Standard Edition Service Pack 1 (SP1) Internet Security and Acceleration (ISA) Server 2004 Standard Edition Service Pack 1 (SP1) offers updates and improvements to ISA Server 2004 Standard Edition.	FREE Release Date: 03/11/2005
Service pack	Microsoft Internet Security and Acceleration (ISA) Server 2006 Service Pack 1 Microsoft® Internet Security and Acceleration (ISA) Server 2006 Service Pack 1 introduces new features and functionality to ISA Server 2006 Standard and Enterprise Editions.	FREE Release Date: 07/08/2008
Service pack	Office XP Service Pack 3 (SP3) Office XP Service Pack 3 (SP3) contains significant security enhancements, in addition to stability and performance improvements.	FREE Release Date: 03/30/2004
Service pack	Project 2002 Service Pack 1 (SP1) Project 2002 Service Pack 1 (SP1) contains significant security enhancements as well as stability and performance improvements.	FREE Release Date: 03/22/2004
Service pack	Visio 2002 Service Pack 2 (SP2) Visio 2002 Service Pack 2 (SP2) provides the latest updates to Microsoft Visio 2002. SP2 contains significant security enhancements as well as stability and performance improvements.	FREE Release Date: 01/25/2005