Service Pack 1 (SP1) for Office 2010 and SharePoint 2010 is officially released. SP1 contains new fixes for areas of each product as well as all Cumulative Updates and Public Updates that have already shipped. The fixes are contained in a downloadable spreadsheet that is useful to those testing or evaluating the service pack.
Here’s the official word on the Microsoft Office Updates blog. Here you can find the links to the downloads as well as their respective descriptions. For more information, see Apply Office 2010 Service Pack 1 (SP1). Updated Administrative Template files and Office Customization Tool (OCT) settings are available as a separate download. For more information, see the article Office 2010 Administrative Template files (ADM, ADMX, ADML) and Office Customization Tool.
SP1 will be available through Microsoft Update as an automatic update in 90 days. It's available there now as a manual update to those who've installed all Office Automatic Updates.