September 11, 2018—KB4457144 (Monthly Rollup)

Improvements and fixes

This security update includes improvements and fixes that were a part of update KB4343894 (released August 30, 2018) and addresses the following issues:

• Security updates to Windows media, Windows Shell, Windows Hyper-V, Windows kernel, Windows datacenter networking, Windows virtualization and kernel, Microsoft JET Database Engine, Windows MSXML, and Windows Server.
  For more information about the resolved security vulnerabilities, see the Security Update Guide.

Known issues in this update

1. To locate the network device, launch devmgmt.msc. It may appear under Other Devices.
2. To automatically rediscover the NIC and install drivers, select Scan for Hardware Changes from theAction menu.
   a. Alternatively, install the drivers for the network device by right-clicking the device and choosing Update. Then chooseSearch automatically for updated driver software orBrowse my computer for driver software.
   This update may fail to install with error 0x8000FFFF.| Before installing this update, install KB3177467, the last Servicing Stack Update for Windows 7 and Windows Server 2008 R2 SP1, to resolve this issue.
   All Guest Virtual Machines running Unicast NLB fail to respond to NLB requests after the Virtual Machines restart.| This issue is resolved in KB4457139.
   After installing this update, the Event Viewer may not show some event descriptions for network interface cards (NIC).| This issue is resolved in KB4489878.

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 files provided in this update, download the file information for update 4457144.