December 11, 2018—KB4471318 (Monthly Rollup)

This security update includes improvements and fixes that were a part of update KB4467108 (released November 27, 2018) and addresses the following issues:

• Addresses an issue that may prevent the use of the Seek Bar in Windows Media Player when playing specific files. This issue does not affect normal playback.
• Security updates to Microsoft Graphics Component, Windows Storage and Filesystems, Windows Wireless Networking, Windows Kernel, and Internet Explorer.

For more information about the resolved security vulnerabilities, please refer to the Security Update Guide.

Before installing this update

Microsoft strongly recommends you install the latest servicing stack update (SSU) for your operating system before installing the latest Rollup. SSUs improve the reliability of the update process to mitigate potential issues while installing the Rollup and applying Microsoft security fixes.

If you are using Windows Update, the latest SSU (KB3177467) will be offered to you automatically. To get the stand-alone package for the latest SSU, go to the Microsoft Update Catalog.

Install 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.

File information

For a list of the files that are provided in this update, download the file information for update 4471318.