KB4571748 Non Security Update for Windows 10 1809 Build 17763.1432

Microsoft rolls in a new non-security optional update for Windows 10 1809 users i.e. KB4571748. With this patch, the company works upon several intermittent issues that appear after installing the prior Build releases. Besides resolving several known bugs and errors, this increases the Build version to 17763.1432.

In this post, we have covered the key highlights, important fixes & improvements, and the known bugs after installing the KB4571748 patch. Let’s explore this cumulative update in detail –


KB4571748 Changelog

Here are the key highlights of this optional update – 

  • Updates the time zone information of a few countries like Yukon, Canada.
  • Resolves an intermittent issue that causes a touchscreen to stop working after several sleep and wake cycles.
  • Rectifies the bug wherein the Settings page closes unexpectedly. This issue even prevents certain system apps from being set up properly.
  • Prior to this release, certain applications take a long time to open. Microsoft resolved this issue as well. 
  • Addresses an issue that restricts users from unlocking a device. This bug previously occurred while using a space before the username during the first sign-up to the computer.

Improvements and fixes

The KB4571748 non-security update includes some quality improvements. Key changes include –

  • Addresses the GetConsoleWindow function issue.
  • Resolves a black screen issue that occurs while signing into Virtual Desktop.
  • Addresses a BSOD bugcheck elated to Hyper-V host.
  • No preview issue while opening .img files in File Explorer.
  • Fixes classification failures error that starts occurring after using a wrong User Principal Name.
  • No CsvFs driver issue after installing the KB4571748 update.
  • Resolves the Server Message Block issue.
  • Fixes a memory leak issue in Dynamic Data Exchange.
  • Addresses an unnamed issue that caused systems to stop working and generate 7E stop codes.
  • Resolves an error that caused touchscreens to stop working after several sleep and wake cycles.
  • Works upon a child window flickering issue on server devices with stark visual contrasts.
  • Improves the shutdown delay issues caused by Microsoft Keyboard Filter Service.
  • Fixes a transient network disconnection issue caused by enabling packet capturing.
  • Addresses an anomaly with the Remote Desktop Session Host that failed to open the Start Menu for mandatory user profiles.
  • Resolves a memory leak in the CryptCATAdminCalcHashFromFileHandle() function.
  • Solves the Visual Basic 6.0 runtime error.
  • Resolves an issue that prevented connections from being responsive to TCP resets.
  • Fixes a bug that could cause stop error 0xC00002E3 at startup.
  • Adds new but unnamed functionality to the robocopy command.
  • Updates Time zone information for Yukon, Canada
  • Fixes an AppLocker issue that sometimes prevented system apps from loading software modules.
  • Addresses an anomaly that logged incorrect IP addresses in audit logs for Windows Transport requests.
    Fixed an issue that could prevent the cluster service from starting.

Additional Fixes

  • Addresses a sign-in issue caused by typing a space before the username on the first sign-in.
  • Fixes a Security Assertion Markup Language scoping support issue in AD FS.
  • Solves a bug that caused all open UWP apps to close unexpectedly.
  • Works upon an issue that caused the Settings page to close unexpectedly.
  • Addresses a bug that caused profile folders to get very long (which might lead to max_path issues).
  • Rectifies an issue that prevented the logging of events 4732 and 4733 for Domain-Local group membership changes.
  • Works upon an issue with unexpected notifications displayed to the user.
  • Addresses a PowerShell console issue that created random line breaks.
  • Solves an issue that caused Account activity cmdlets from executing.
  • Adds the Ability to sync Microsoft Edge IE Mode unidirectional session cookies.
  • Fixes an issue that prevented a delegated user with required privileges from importing Group Policy Objects
  • Improves a sleep system call issue on Glibc-2.31 or later on Windows Subsystem for Linux distributions.
  • Resolves a Windows Management Instrumentation queries issue that could affect Patch Management.
  • Fixes an issue that caused the Minimum Password Length Group Policy to have no effect.
  • Addresses an unnamed issue with object performance counters.
  • Rectifies an issue that caused applications to take a long time to open.
  • Fixes an AppLocker issue that prevented apps from running even if they were allowed to run.
  • Fixed an issue that displayed the Processor Frequency as 0.
  • Support for Direct Server Return configuration for container load balancers introduced.
  • Works upon OneDrive files on demand error that occur on PCs with User Experience Virtualization enabled. To fix this, change the below DWORD value to “1”-
    • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\UEV\Agent\Configuration\ApplyExplorerCompatFix

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

Known Issues on KB4571748

No new errors have emerged on this non-security patch. The two issues on this build release are appearing from the last few cumulative updates. Microsoft has already provided temporary solutions to address them and the experts are working on a perfect resolution to this. The key issues are as follows –

  2. Error 0x80704006, Hmmmm… can’t reach this page

How to Get the KB4571748 Optional update

Windows 10 users may install this optional update via two different channels. They are as follows –

Tip: Make sure to first apply the latest servicing stack update before following the below steps. The recent SSU for Windows 10 version 1809 is KB4566424.

1. Windows Update

You will receive a message regarding the KB4571748 optional update at the notification panel. If not, you may follow the below steps to download and install this manually as well.

  • Launch Settings App using the shortcut “Win & I“.
  • Select “Update & Security” then Windows Update on the left column.
  • Switch to the right side and click “Check for Updates“.
  • Your PC will look for the recent updates on the Microsoft servers and if available any, will download and install the same automatically.
  • Once the installation finishes, your device prompts to Restart Windows.

2. Manually download and install the .msu file

You may use the direct link provided at Update Catalog Site to download and install KB4571748. All you need is to follow these simple steps –

  • Head over to the Microsoft Update Catalog.
  • Once there, locate the patch matching your system architecture like x86, x64, or ARM64.
  • Now, click the Download button. Subsequently, hit the top result.
  • After the download finishes, open the download folder and double click the set-up file.
  • The system will take care of the remaining steps automatically.
Note: This non-security patch won’t be available to the WSUS users automatically. However, they may import this manually following these instructions

Release Note