September 20, 2018—KB4457134 (Preview of Monthly Rollup)

Improvements and fixes

This non-security update includes improvements and fixes that were a part of KB4457135 (released September 11, 2018) and also includes these new quality improvements as a preview of the next Monthly Rollup update:

Addresses an issue in which all Guest Virtual Machines running Unicast NLB fail to respond to NLB requests after the Virtual Machines restart.

Known issues in this update

Symptom

Workaround

After installing this update, the Event Viewer may not show some event descriptions for network interface cards (NIC).

This issue is resolved in KB4489891.

How to get this update

This is provided as an Optional update on Windows Update. For more information about how to run Windows Update, see How to get an update through Windows Update. To get the standalone package for this update, go to the Microsoft Update Catalog website.

File information

For a list of files provided in this update, download the file information for update 4457134.