The latest download for Windows 8 Release Preview features hundreds of visible and tens of thousands of under-the-hood changes from it's previous public release. Windows 8 Release Preview features all new Internet Explorer 10, new Windows 8 apps for connecting to Hotmail, SkyDrive, and Messenger (and many more), new multitouch touchpad gesture support like Pinch-to-zoom, two-finger scroll, and edge swiping, all this coupled with hundreds of new and updated apps in the Windows Store. The new build also introduces support for new hardware, new user interaction models, new scenarios, new APIs and more.

This "Release Preview" is the final pre-release test version of "Windows 8" before the next phase known as "Release to Manufacturing" (RTM) kicks in, RTM is basically the final version of the software which partners use in there manufacturing PCs, and hardware and software vendors get ready for there product support for the new Windows 8 OS.