November 14, 2017—KB4048953 (OS Build 14393.1884)

Improvements and fixes

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

• Addressed issue where applications based on the Microsoft JET Database Engine (Microsoft Access 2007 and older or non-Microsoft applications) fail when creating or opening Microsoft Excel .xls files. The error message is: “Unexpected error from external database driver (1). (Microsoft JET Database Engine)".
• Addressed issue where attempting to clean temporary files on the Windows Phone results in the error code “E_FAIL”.
• Addressed issue with the launch of HTML dialogs in Windows PE systems.
• Addressed a crash in Internet Explorer that was seen in machines that used large font-size settings.
• Addressed issue where Universal Windows Platform (UWP) applications that use JavaScript and asm.js may stop working and require reinstallation.
• Addressed issue where the Application Proxy service may intermittently stop working, which prevents external clients from accessing published applications using WAP servers.
• Security updates to Internet Explorer, Microsoft Scripting Engine, Microsoft Edge, Windows kernel, Device Guard, Windows kernel-mode drivers, Microsoft Graphics Component, the Microsoft Windows Search Component, and Windows Media Player.
  NoteThis update isn’t available with express installation files for Windows Server 2016.If you installed earlier updates, only the new fixes contained in this package will be downloaded and installed on your device.For more information about the resolved security vulnerabilities, see the Security Update Guide.

Windows Update Client ImprovementMicrosoft will release an update directly to the Windows Update Client to improve Windows Update reliability. It will only affect devices that haven’t installed the most recent updates.

Known issues in this update

How to get this update

This update will be downloaded and installed automatically from Windows Update. To get the standalone package for this update, go to the Microsoft Update Catalog website.File informationFor a list of the files that are provided in this update, download the file information for cumulative update 4048953.