December 13, 2016 — KB3205400 (Security-only update)

Applies to: Windows 8.1Windows Server 2012 R2

This update includes only security fixes. No new operating system features are being introduced in this update. Key changes include:
  • Security updates to the common log file system driver, Windows OS, kernel-mode driver, Microsoft Uniscribe, Internet Explorer, and the Microsoft Graphics Component.
For a complete list of affected files, see KB3205400