January 8, 2019—KB4480973 (OS Build 15063.1563)

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Release Date:

Jan 08, 2019

Version:

OS Build 15063.1563

Windows 10, version 1703, reached end of service on October 8, 2018. Devices running Windows 10 Home, Pro, Pro for Workstation, and IoT Core editions will no longer receive monthly security and quality updates that contain protection from the latest security threats. To continue receiving security and quality updates, Microsoft recommends updating to the latest version of Windows 10.

IMPORTANT: Windows 10 Enterprise and Windows 10 Education editions will receive one year of additional servicing at no cost.

Note

This release also contains updates for Windows 10 Mobile (OS Build 15063.1563) released January 8, 2019.

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Improvements and fixes

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

Addresses an issue that affects PowerShell remoting loop back using non-administrator accounts. For more details, see Windows Security change affecting PowerShell.
Security updates to Internet Explorer, Microsoft Edge, Windows App Platform and Frameworks, the Microsoft Scripting Engine, Windows Authentication, Windows MSXML, Windows Kernel, Windows Storage and Filesystems, Windows Virtualization, Windows Linux, and Microsoft JET Database Engine.

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, please refer to the Security Update Guide.

Windows Update Improvements

Microsoft has released an update directly to the Windows Update client to improve reliability. Any device running Windows 10 configured to receive updates automatically from Windows Update, including Enterprise and Pro editions, will be offered the latest Windows 10 feature update based on device compatibility and Windows Update for Business deferral policy. This doesn't apply to long-term servicing editions.

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Known issues in this update

Symptom	Workaround
After you install the August Preview of Quality Rollup or September 11, 2018 .NET Framework update, instantiation of SqlConnection can throw an exception. For more information about this issue, see the following article in the Microsoft Knowledge Base: 4470809 SqlConnection instantiation exception on .NET 4.6 and later after August-September 2018 .NET Framework updates.	This issue is resolved in KB4480959.
After installing this update, third-party applications may have difficulty authenticating hotspots.	This issue is resolved in KB4480959.
Applications that use a Microsoft Jet database with the Microsoft Access 97 file format may fail to open if the database has column names greater than 32 characters. The database will fail to open with the error, “Unrecognized Database Format”.	This issue is resolved in KB4487020.
After installing KB4480973, some Microsoft Edge users report that they: Cannot load webpages using a local IP address. Cannot load webpages on the Internet using a VPN connection. Browsing fails or the webpage may become unresponsive.	This issue is resolved in KB4487020.
After installing this update, MSXML6 causes applications to stop responding if an exception was thrown during node operations, such as appendChild(), insertBefore(), and moveNode(). The Group Policy editor may stop responding when editing a Group Policy Object (GPO) that contains Group Policy Preferences (GPP) for Internet Explorer 10 settings.	This issue is resolved in KB4493474.
Certain operations, such as rename, that you perform on files or folders that are on a Cluster Shared Volume (CSV) may fail with the error, “STATUS_BAD_IMPERSONATION_LEVEL (0xC00000A5)”. This occurs when you perform the operation on a CSV owner node from a process that doesn’t have administrator privilege.	Do one of the following: Perform the operation from a process that has administrator privilege. Perform the operation from a node that doesn’t have CSV ownership. Microsoft is working on a resolution and will provide an update in an upcoming release.

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How to get this update

Deployment Notes

The Delta package for this update assumes you have deployed the December 19^th security update (KB4483230). If you have not deployed the December 19^th security update (KB4483230), then you must apply the Full Update for this release and cannot use the Delta package.

Before installing this update

Microsoft strongly recommends you install the latest servicing stack update (SSU) for your operating system before installing the latest cumulative update (LCU). SSUs improve the reliability of the update process to mitigate potential issues while installing the LCU and applying Microsoft security fixes. For more information, see Servicing stack updates.

If you are using Windows Update, the latest SSU (KB4486458) 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 cumulative update 4480973.

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