January 10, 2017—KB3213986 (OS Build 14393.693)

Improvements and fixes

This update includes quality improvements. No new operating system features are being introduced in this update. Key changes include:

• Improved the reliability of Groove Music playback in the background, App-V, video playback and Remote Desktop.

• Addressed issue where after successful fingerprint authentication on a device with the screen off, the screen does not turn back on.

• Addressed issue where only one input device works when you connect two similar input devices to the same machine.

• Addressed issue in the App-V Connection Group that allows users to have access to pieces of functionality that they were not designated to for access.

• Addressed issue that prevents users from selecting multiple certificates simultaneously through the UI.

• Addressed issue where the Request Control function does not work with Remote Assistance if the user being assisted is on Windows Server 2008 R2 or Windows Server 2012.

• Addressed issue that prevents a smart card module from pairing with a contactless smart card reader.

• Addressed issue with license conversion of Server Core from evaluation version to a retail version.

• Addressed issue that prevents users from opening Internet shortcut (.URL) files with Internet Explorer when Enhanced Protected Mode is enabled.

• Addressed issue that prevents users from logging on if a device has been away from the corporate network over a period of time.

• Addressed additional issues with Microsoft Edge, clustering, Internet Explorer, Windows Update, input devices, facial recognition, Logon, Hyper-V, PCI bus drivers and Windows Kernel.

If you installed earlier updates, only the new fixes contained in this package will be downloaded and installed on your device.

Known issues in this update

As of January 10, 2017, Windows 10 enforces the restriction to remove, replace, or wrap inbox Security Packages (for example, Kerberos or NTLM).

How to get this update

This update will be downloaded and installed automatically from Windows Update. To get the stand-alone package for this update, go to the Microsoft Update Catalog website.

• Update replacement information
  This update replaces the previously released update KB3206632.

• File information
  For a list of the files that are provided in this update, download the file information for cumulative update KB3213986. If you're installing a Windows 10 update for the first time, the package size for the X86 version is 527 MB and the package size for the x64 version is 973 MB.