November 8, 2016 — KB3197873 (Security-only update)

Applies to: Windows 8.1Windows Server 2012 R2

This update includes only security updates. No new operating system features are being introduced in this update. Key changes include:
  • Security updates to Boot Manager, Microsoft Video Control, Common Log File System driver, Microsoft Edge, Microsoft Graphics Component, Windows authentication methods, kernel-mode drivers, Windows operating system, OpenType, Microsoft Virtual Hard Drive, and Internet Explorer 11.
For a complete list of affected files, see KB3197873.