: A critical fix was implemented for crashes occurring when Microsoft Excel 2007 tried to open books saved in newer versions that used unsupported features.
: It fixed an issue where documents with custom security filters wouldn't show up in search alerts correctly. 2007-sp3
: This release marked the transition of Office 2007 into its extended support phase, making it the "likely final" major service pack. Key Enhancements & Fixes : A critical fix was implemented for crashes