Windows 10 build 9888

Windows 10 build 9888 is a build of Windows 10, which was shared online on 2 December 2014. This is the last available build to contain the "Welcome to Tech Preview" desktop shortcut.

Changes

 * The kernel version is now 10.0 as opposed to 6.4 in previous builds. This change is so the kernel version of the operating system can match with its name.
 * Context menus are now more consistent and unified in this build.
 * The copyright date in winver has been updated from 2014 to 2015.

Hidden Features

 * Hidden lock screen - enabled by setting  to 1 under   in the registry like in build 9926. it is quite buggy and it will auto login if there is no password set.

Window thumbnail border color error
If window auto-colorization is enabled, the window thumbnail borders on the taskbar do not change color even after the wallpaper changes. This issue can be remedied by manually changing the window color through the Control Panel.