October 15, 2019—KB4520062 (OS Build 17763.832)

Highlights

• Prevents blank tiles from appearing in the Start menu when you upgrade to Windows 10, version 1809 from any previous version of Windows 10.  However, if you have already upgraded to Windows 10, version 1809, installing this update will not remove existing blank tiles.

• Updates an issue that causes the power consumption for a device in Connected Standby mode to be high.

• Updates an issue that might display a black screen at startup during the first sign in after installing an update.

• Updates an issue with Bluetooth that occurs when using certain audio profiles for extended periods.

• Updates an issue that prevents users from opening the print dialog in Internet Explorer to print a webpage.

• Updates an issue that causes the Settings app to stop working when you change a Theme.

• Updates an issue that might prevent a scroll bar from being selected in Internet Explorer.

• Updates an issue with the Windows Mixed Reality Portal that might report that your headset is sleeping and it might not wake up.

Improvements and fixes

This non-security update includes quality improvements. Key changes include:

• Prevents the appearance of blank tiles in the Start menu when you upgrade to Windows 10, version 1809 from any previous version of Windows 10. These blank tiles have names such as “ms-resource:AppName” or "ms-resource:appDisplayName". However, if you have already upgraded to Windows 10, version 1809, installing this update will not remove existing blank tiles.

• Addresses an issue that causes the power consumption for a device in Connected Standby mode to be high.

• Addresses an issue that prevents users from reconnecting or signing in to Windows Virtual Desktops because of orphaned database handles from a previous user session.

• Updates time zone information for Norfolk Island, Australia.

• Updates time zone information for the Fiji Islands.

• Addresses an issue that fails to index Microsoft Outlook items properly, which causes incomplete results in the search query on Windows Virtual Desktops.

• Addresses an issue that causes Windows Machine Learning (WinML) to throw an unhandled exception when a graphics driver times out.

• Addresses an issue that might prevent a scroll bar from being selected when an ActiveX control implements the CScrollView class. This occurs if you move the Internet Explorer window, which then moves the scroll bar to the left.

• Improves an access control list (ACL) check for Known Folders to prevent a black screen that appears the first time a user signs in after installing a feature or quality update.

• Addresses an issue that causes Microsoft SharePoint file names to appear incorrectly in the Quick access and Recent items folders.

• Addresses an issue with Bluetooth that occurs when using certain audio profiles for extended periods.

• Addresses an issue that causes a query request of the Win32_LogonSession class for the StartTime to display the value of the epoch (for example, 1-1-1601 1:00:00) instead of the actual logon time.

• Addresses an issue with diagnostic data processing when a device has the Diagnostic data setting enabled and set to Basic.

• Addresses an issue with evaluating the compatibility status of the Windows ecosystem to help ensure application and device compatibility for all updates to Windows.

• Addresses an issue that prevents netdom.exe from displaying the new ticket-granting ticket (TGT) delegation bit for the display or query mode.

• Addresses an issue in which Microsoft AppLocker might prevent an application from running or log a false positive error instead of running the application.

• Addresses an issue that causes the Windows Defender Application Control (WDAC) policy to become too restrictive when you enable the WDAC Group Policy setting for Script Enforcement or Constrained Language Mode.

• Addresses an issue that fails to include the full file hash as part of the Event Log entry during auditing events for WDAC.

• Addresses an issue that may cause high CPU usage when many windows are open and Background Application Manager runs a periodic background scan. Additionally, the desktop may become unresponsive. To turn off this scan, set the following registry key:

HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\BamThrottling

Name: DisableWindowHinting

Type: REG_DWORD

Value: 1 

• Addresses an issue that causes applications that utilize change notifications on named pipes to have a kernel mode memory leak of input and output (I/O) Request Packet (IRP) objects.

• Addresses an issue that prevents users from opening the print dialog in Internet Explorer to print a webpage.

• Adds support to allow removable drives and assigned access restrictions.

• Addresses an issue that causes printing from 32-bit applications to fail with an “Access is denied” error when you select Run as different user for the application.

• Addresses an issue that might cause error 0x1E, 0xA, or 0x50 to occur during a block cloning operation on an Resilient File System (ReFS) volume because of a race condition.

• Addresses an Offline Files Shell graphical user interface (GUI) issue about online and offline indicators.

• Addresses an issue that causes the Settings app to stop working when you change a Theme.

• Addresses a reliability issue in Windows Server 2019 Hyper-V Host Clusters that are managed using System Center Virtual Machine Manager (SCVMM).

• Addresses an issue with Lightweight Directory Access Protocol (LDAP) queries that have a “memberof” expression in the filter. The queries fail with the error, “000020E6: SvcErr: DSID-0314072D, problem 5012 (DIR_ERROR), data 8996”.

• Addresses an issue that causes all Transmission Control Protocol (TCP) dynamic ports to be consumed. As a result, network communications will fail for any protocol or operation using dynamic ports.

• Addresses an issue with applications and scripts that call the NetQueryDisplayInformation API or the WinNT provider equivalent. They may fail to return results after the first page of data, often 50 or 100 entries. When requesting additional pages, you may receive the error, “1359: an internal error occurred.”

• Addresses an issue that prevents Computer objects from being added to local groups using the Group Policy Preference “Local Users and Groups”. The Group Policy Editor returns the error message, “The object selected does not match the type of destination source. Select again.”

• Addresses an issue with a race condition between the volume mount process (within fileinfo.sys) and the deregistration of filter notifications that causes the operating system to stop working on certain virtual machines. The error code is “0x7E.”

• Addresses an issue in which an Active Directory Federation Services (AD FS) certificate is renewed and published by default each year. However, the client does not use them, which results in an authentication error.

• Addresses an issue in which files that are stored in a Cluster Shared Volume (CSV) with an alternate data stream are still present after you try to delete them. You may also receive an "access is denied" message on the next try to access or delete the files.

• Addresses an issue that may cause error 0x50 to occur when a backup operation is being performed.

• Addresses an issue with the Windows Mixed Reality Portal that might intermittently generate a “15-5” error. In some cases, Windows Mixed Reality Portal might report that the headset is sleeping and selecting the Wake up button might appear to produce no response.

• Facilitates the configuration of devices that are managed by mobile device management (MDM) settings, which are created by ADMX ingestion. You can update a previously ingested ADMX file with a newer version, and you are not required to delete the previous ADMX file. This solution applies to all applications that use ADMX ingestion.

• Addresses an issue with the Storage Migration Service that fails to transfer Server Message Block (SMB) shares if they do not have permissions for the migrator account.

• Addresses an issue with remote procedure call (RPC) runtime that might cause memory to leak. As a result, performance degrades, which causes high CPU usage, slowness, or resource depletion.

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

Known issues in this update

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. For more information, see Servicing stack updates.

If you are using Windows Update, the latest SSU (KB4521862) will be offered to you automatically. To get the standalone package for the latest SSU, search for it in the Microsoft Update Catalog.

Install this update

File information

For a list of the files that are provided in this update, download the file information for cumulative update 4520062.