Windows 7 build 6780

Windows 7 build 6780 is a Milestone 3 build of Windows 7. This build was leaked to BetaArchive on 14 February 2009.

New features and changes

 * Setup has been heavily updated to resemble the RTM, but with the beta background.
 * This build has a new boot screen showing a new progress bar.
 * The login screen is updated to resemble the official beta.
 * Calculator, Paint, WordPad and Sticky Notes have all received numerous updates, taking advantage of the new Ribbon interface for the latter two. Calculator's appearance resembles that of the RTM.
 * The OOBE is now in 1024x768.
 * Display in the desktop dropdown menu has now been renamed to Display Settings.
 * IE8 now shows a "Set Up Windows Internet Explorer 8" window when first opened.
 * Desktop Gadget Gallery supports snapping gadgets to the right side of the screen, however it is buggy and taking gadgets out of the snap area is really hard.
 * Gadgets are no longer shown by default.
 * Welcome Center no longer appears when logging in.
 * When saving files, folders are shown by default.
 * The system tray resembles that of the RTM.
 * UAC doesn't have a transparent background.
 * Windows Preinstallation Environment was updated with a new background.
 * Accelerators were introduced in Control Panel for Internet Explorer.
 * The default color for Windows Explorer toolbar and panes is now light blue.
 * Windows Media Player version is updated to 12.
 * This build is the earliest to include ringtones.
 * Some strings during an upgrade have been modified slightly.
 * The quirk from build 6730 has been fixed in this build.

Bugs

 * The System Reserved partition is shown in Explorer for no apparent reason.
 * It is not possible to upgrade to this build due to an error in which.