Apple today released Multi-Touch Trackpad Update 1.1 for Windows to improve trackpad performance for users running Windows XP or Vista under Boot Camp.
The update weighs in at 3.93 MB.This update improves the performance of the Apple Multi-Touch trackpad when running Microsoft Windows XP and Windows Vista on a Mac computer using Boot Camp.
For information on how to install this update, please visit this website: About the Multi-Touch Trackpad update 1.1 for Windows XP and Vista.
Article Link: Apple Releases Multi-Touch Trackpad Update 1.1 for Windows