Windows 8 build 8438

Windows 8 build 8438 is a build of Windows 8, which was uploaded to BetaArchive on 4 January 2019.

Windows Vista mention
This build's branch mentions Windows Vista's codename, Longhorn. It's unknown why Microsoft used it.

Changes

 * This is the first build to remove the Desktop Gadget Gallery due to security risks.
 * Elements in Internet Explorer 10 have been updated to match the new visual style.
 * New multitasking gestures have been introduced for tablets.
 * Picture password setup has been updated to resemble its RTM version.
 * Icon frames for Desktop applications have been made brighter on the Start screen.
 * Windows Store received its final icon.

Applications
Many Windows applications will result in an "Unknown Publisher" warning when opening.