Windows 10 build 10014 (winmain prs)

Windows 10 build 10014 (winmain_prs) is a build of Windows 10, which was shared on BetaArchive on 23 March 2015. An unmodified copy of this build was uploaded to BetaArchive on 8 May 2016. Prior to it being shared, several screenshots of this build were shown in a tweet in 22 February 2015. It is also the earliest available build to contain the Education SKU, which is accessible by upgrading from the Pro SKU.

Hidden features
The following hidden features can be enabled in this build:
 * New time/date flyout - can be enabled by creating key  with the value   under   in the registry.


 * Hidden lock screen - enabled by setting  to 1 under    in the registry.
 * New volume flyout - enable by setting  to 1 under
 * Internet Explorer testing features - can be enabled by navigating to  in Internet Explorer

Hidden apps
The following hidden apps can be accessed in this build:


 * Windows Default Lock Screen - displays the lock screen in a window - can be accessed by running
 * Cloud Experience Host - starts for a moment then crashes - can be accessed by running
 * Print Dialog - can be accessed by running
 * Windows Shell Experience Host - freezes on the splash screen - can be accessed by running

Administrator privileges

 * The first local user account created during installation of this build would not be placed in the local Administrators group, which prevents any operations that need to be performed with elevated privileges. It can be resolved by booting Windows in safe mode, and changing group membership for the local user account using the Local Users and Groups tool in Computer Management.