Windows 8/6.1.7850.0.winmain win8m1.100922-1508

Windows 8 build 7850 (with a buildtag of 6.1.7850.0.winmain_win8m1.100922-1508) is a build of Windows 8.

On January 18, 2015, the original version of this build leaked, as well as it's server counterparts and Ultimate and Ultimate Checked, as well as Ultimate Checked x64.

The default background image of this build is a blueish gradient with the note not to leak this version ("shhh... let's not leak our hard work").

Features
Note: Most new features must be unlocked via Registry editing.
 * Explorer Ribbon UI (icons are all circles),
 * Built-in PDF Reader (very basic),
 * New/Modern Task Manager (partially broken),
 * Webcam Application (fullscreen),
 * AutoColorize Themes,
 * ApplicationExplorer,
 * AeroLite (very basic),
 * Early beta of IE9,
 * System Reset (sysreset.exe),
 * Portable workspace creator (pwcreator.exe),
 * New upgrade setup.

Keys

 * Enterprise: H7X92-3VPBB-Q799D-Y6JJ3-86WC6
 * Home Basic: YGFVB-QTFXQ-3H233-PTWTJ-YRYRV
 * Home Premium: RHPQ2-RMFJH-74XYM-BH4JX-XM76F
 * Professional: HYF8J-CVRMY-CM74G-RPHKF-PW487
 * Starter: 7Q28W-FT9PC-CMMYT-WHMY2-89M6G
 * Ultimate: D4F6K-QK3RD-TMVMJ-BBMRX-3MBMV