Microsoft Windows SharePoint Services 3.0 Service Pack 3 (SP3) and Microsoft Windows SharePoint Services 3.0 Language Pack SP3 provide the latest updates to Windows SharePoint Services 3.0 and to Windows SharePoint Services 3.0 Language Pack. These updates include two main categories of fixes:
Previously unreleased fixes that were made specifically for this service pack. In addition to general product fixes, this includes improvements in stability, performance, and security.
All the public updates, security updates, cumulative updates, and hotfixes that were released through August 2011.
Before you try to install this service pack, visit the following Microsoft website:
Deploy software updates for Windows SharePoint Services 3.0
Because Office service packs are cumulative, you do not have to install Service Pack 1 or Service Pack 2 before you install Service Pack 3. Service Pack 3 includes all fixes which were included in Service Pack 1 and Service Pack 2.
How to obtain and install the service packs
Method 1: Microsoft Update (recommended)
To download the service pack from Microsoft Update, visit the following Microsoft website:
Enrolling in Microsoft Update is the recommended way to update products to SP3. Microsoft Update will detect which products that you have installed, and then apply all updates to the products.
Method 2: Download the SP3 package from Microsoft Update Catalog
To get the stand-alone package for this update, go to the Microsoft Update Catalog website.
For more information about how to download Microsoft support files, click the following article number to view the article in the Microsoft Knowledge Base:
119591 How to obtain Microsoft support files from online services
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Known issues and behavior changes
2591067 Known issues that you may experience when you install the 2007 Office suite SP3 and Windows SharePoint Services 3.0 SP3
For more information about this service pack, including a list of the affected files, click the following article number to view the article in the Microsoft Knowledge Base:
2591054 Technical details about the Windows SharePoint Services 3.0 SP3 releases