February 19, 2019—KB4487011 (OS Build 15063.1659)

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Release Date:

Feb 19, 2019

Version:

OS Build 15063.1659

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.

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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:

Updates time zone information for Chile.
Addresses an issue that causes an application to stop responding when two of its threads share the same input queue.
Addresses an issue with a rooted pointer to an item identifier list (PIDL) in File Explorer.
Improves performance related to case-insensitive string comparison functions such as _stricmp() in the Universal C runtime.
Addresses an issue with evaluating the compatibility status of the Windows ecosystem to help ensure application and device compatibility for all updates to Windows.
Improves the reliability of the UE-VAppmonitor.
Addresses an issue that causes the clock and the calendar flyout to ignore user settings for Japanese era date and time formats. For more information, see KB4469068.
Addresses an issue that can overwrite gan-nen support behavior for the Japanese era with a newer update. For more information, see KB4469068.
Enables the 元年 character for the first year in the Japanese era. For more information, see KB4469068.
Addresses an issue that fails to display the correct Japanese era name in Microsoft Office Visual Basic for Applications. For more information, see KB4469068.
Addresses an issue that fails to recognize the first character of the Japanese era name as an abbreviation and may cause date parsing issues.
Addresses an issue that may prevent Internet Explorer from loading images that have a backslash (\) in their relative source path.
Addresses an issue that may cause applications that use a Microsoft Jet database with the Microsoft Access 95 file format to randomly stop working.

If you installed earlier updates, only the new fixes contained in this package will be downloaded and installed on your device.

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 installing this update, users may receive “Error 1309” while installing or uninstalling certain types of MSI and MSP files.	This issue is resolved in KB4489871.
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.
Any compound document (OLE) server application that places embedded objects into the Windows Metafile (WMF) using the PatBlt API may display embedded objects incorrectly. For example, if you paste a Microsoft Excel worksheet object into a Microsoft Word document, the cells may render with a different background color.	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

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 (KB4487327) 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

To download and install this update, go to Settings > Update & Security > Windows Update and select Check for updates.

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 4487011.

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