Overview
The 2007 Microsoft Office Suite Service Pack 2 (SP2) provides customers with the latest updates to the 2007 Office suite (the products that are affected by this update are listed below). This download includes two types 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.
» You can find out more information in Knowledge Base Article 953195, where product-specific changes are described.
» All of the Public Updates, Security Updates, Cumulative Updates, and Hotfixes released through February 2009.

Before installing this service pack, you are strongly encouraged to read 953195, which describes some big improvements introduced by SP2, and also calls out some important information that you should be aware of before installing.

System Requirements

» Supported Operating Systems: Windows Server 2003 Service Pack 2; Windows Server 2008; Windows Vista Service Pack 1; Windows XP Service Pack 3

Service Pack 2 will update the following:

» Microsoft® Office Basic 2007
» Microsoft® Office Enterprise 2007
» Microsoft® Office Home and Student 2007
» Microsoft® Office Professional 2007
» Microsoft® Office Professional Plus 2007
» Microsoft® Office Small Business 2007
» Microsoft® Office Small Business Management 2007
» Microsoft® Office Standard 2007
» Microsoft® Office Ultimate 2007
» Microsoft® Office Access® 2007
» Microsoft® Office Excel® 2007
» Microsoft® Office InfoPath® 2007
» Microsoft® Office Outlook® 2007
» Microsoft® Office PowerPoint® 2007
» Microsoft® Office Publisher® 2007
» Microsoft® Office Word 2007
» Microsoft® Office OneNote® 2007
» Microsoft® Office Groove® 2007

Download Details:

» Filename: office2007sp2-kb953195-fullfile-en-us.exe
» Language: English
» Size: 290.2mb
» Download Page | Link

nice... but need to unistall sp1 1st before installing?

No you don't need to. Just install SP2 as usual.

http://forum.lowyat.net/topic/1013956