Windows 7 build 6780

Windows 7 build 6780 is a Milestone 3 build of Windows 7, which was uploaded to BetaArchive on 14 February 2009.

This is the last build to include Windows Mail and Windows Calendar.

New features and changes

 * This build has a new boot screen showing a new progress bar.
 * The login screen is updated to resemble the official beta.
 * Gadgets are no longer shown by default.
 * The appearance of the Taskbar has been updated slightly.
 * Display in the desktop drop-down menu has now been renamed to Display Settings.
 * The Aero theme had some changes. The Glass texture is now the one seen previously in build 6608.
 * Desktop Gadget Gallery supports snapping gadgets to the right side of the screen, however it is buggy and thus it is difficult to take the gadgets out of the snap area.
 * Calculator, Sticky Notes, Paint, and WordPad have all received numerous updates, taking advantage of the new Ribbon interface for the latter two.
 * The Windows Media Player version was updated from 11 to 12.
 * Windows Defender has been updated with new branding.
 * UAC doesn't have a transparent background.
 * This build is the earliest to include ringtones.
 * The quirk from build 6730 has been fixed in this build.
 * Windows PE was updated with a new background.

Setup

 * Setup and OOBE have been heavily updated to resemble the RTM, but they use the background that is seen in the official beta build.
 * When upgrading to this build, setup will notify the user that Windows Mail, Photo Gallery and Movie Maker are shifting to Windows Live.
 * The text-mode message "Please wait while Windows sets up your computer..." has been renamed to "Updating registry settings..." and will now appear as part of the boot screen.
 * If Vista's boot screen is used as fallback, the message still appears at the top left.
 * Some strings during an upgrade have been modified slightly.
 * The OOBE is now displayed in 1024x768.

Windows Explorer
Several visual changes were made within Windows Explorer: In addition, folders are now shown by default when saving files.
 * The default color for toolbars and panes is now a light blue.
 * The Aurora animation found in the details pane has been removed.
 * Icons for command bar links have been removed.
 * The preview pane icon has been updated.
 * New icons were introduced for Libraries.
 * Sort headers have a flatter appearance.
 * Text fonts are slightly larger.

Internet Explorer 8

 * Internet Explorer now shows a setup window when first opened.
 * A favorites button and "Web Slice Gallery" drop-down has been added to the favorites bar.
 * The "Emulate IE7" option has been removed from the command bar.

Control Panel

 * The System and Security category icon has been updated.
 * Accelerators were introduced in Control Panel for Internet Explorer.
 * Feedback and Windows Security Center applets received minor UI changes.
 * "Welcome Center" has been renamed "Getting Started". Additionally, it no longer opens when logging in.
 * "Device Center" has been renamed "Devices and Printers".
 * "Windows Keyring" has been renamed "Credential Manager".

Removed features
Windows Meeting Space has been removed.

Installation

 * It is not possible to upgrade to this build due to an issue in the method where Windows Setup handles disk volumes.
 * On some machines, setup may fail to create partitions. If this occurs, create a partition, either on another WinPE or on a Linux Live system, such as GParted or Parted Magic.

Windows Explorer
The System Reserved partition is shown in Explorer for no apparent reason.