Windows 7 KB4457144, KB4457145 security updates and fixes

Robert Neagoe By: Robert Neagoe
2 minute read
KB4457144 September Patch Tuesday Windows 7

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Microsoft released on 11 September 2018 the monthly roll-up and a security-only update for Windows 7 users as part of the cumulative updates.

KB4457145 for Windows 7 includes 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.

There were no reported issues with this update. If you encounter any problems, leave us a comment in the box below the article.

KB4457144 changelog

This monthly roll-up that includes improvements and fixes as part of update KB4343894 (released August 30, 2018) and addresses issues related to security updates for:

  • 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.

In the released notes, Microsoft team mentioned that the following software also benefits from security updates:

  • Internet Explorer
  • Microsoft Edge
  • Microsoft Windows
  • Microsoft Office and Microsoft Office Services and Web Apps
  • ChakraCore
  • Adobe Flash Player
  • .NET Framework
  • Microsoft.Data.OData
  • ASP.NET

KB4457144 issues

Microsoft warns about the known issues that may occur when applying this update. The network interface controller (NIC) could stop working on some configurations. The exact problematic configurations are currently unknown, but aparently is related to a missing file, oem<number>.inf.

If you encounter this issue, try the suggested workaround and manually locate the network device.


For various PC problems, we recommend this tool.

This software will repair common computer errors, protect you from file loss, malware, hardware failure and optimize your PC for maximum performance. Fix PC issues now in 3 easy steps:

  1. Download this PC Repair Tool rated "Excellent" on TrustPilot.com.
  2. Click “Start Scan” to find Windows issues that could be causing PC problems.
  3. Click “Repair All” to fix all issues with Patented Technologies (requires upgrade).

  • Open Device Manager and locate devmgmt.msc

A second solution is to Scan for Hardware Changes from the Action menu on the Device Manager panel. This will automatically rediscover the NIC and install drivers.
Scan for Hardware Changes from Action menu in Device Manager

How to get KB4457144 security update

Windows Update service will automatically download and install this update. However, you can also download the standalone package for this update form the Microsoft Update Catalog.

Related articles to check out:

For various PC problems, we recommend this tool.

This software will repair common computer errors, protect you from file loss, malware, hardware failure and optimize your PC for maximum performance. Fix PC issues now in 3 easy steps:

  1. Download this PC Repair Tool rated "Excellent" on TrustPilot.com.
  2. Click “Start Scan” to find Windows issues that could be causing PC problems.
  3. Click “Repair All” to fix all issues with Patented Technologies (requires upgrade).

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