Microsoft rolls KB4501371 and KB4503281 for Windows 10 1809 and 1709

On 18th June, Microsoft unveils several cumulative updates for different versions for Windows 10. Here, in this blog post, we explore the salient features of KB4501371 and KB4503281 patch which belongs to version 1809 and 1709 respectively. The Company addresses various pending issues such as – Gannen Settings on Calculator, Compatibility status of Windows Ecosystems, DiskPart failure, and others.

There are a few known bugs as well on both cumulative updates. Microsoft experts are currently working on these troubles and may provide the permanent solution in an upcoming release. For the time being, the team has already provided temporary workarounds. You can download the .msi files of KB4501371 and KB4503281 by visiting the link provided at the end of this guide. Let’s explore the key features of both patch updates in detail-

KB4501371 and KB4503281

RECENT GUIDE: KB4503288 updates Windows 10 1803 to Build 17134.858

General Fixes and Improvements

The key changes that came along with KB4501371 and KB4503281 are as follow-

  • Resolves an issue that restricts the Edge browser from beginning properly in certain scenarios when users select a link within an application. 
  • Works upon a bug that stops the Calculator app to follow the Gannen setting whenever it is enabled. For more information, see KB4469068
  • Addresses an anomaly that may prevent the UI from responding for several seconds while scrolling in windows that have many connected windows. 
  • Adjusts an issue that allows users to disable the sign-in background image when the following policy is enabled- "Computer\Administrative Templates\Control Panel\Personalization\Prevent changing lock screen and logon image"
  • Resolves the compatibility status of the Windows ecosystem issue so as to ensure compatibility with applications and devices during updates to Windows. 
  • It improves an issue that may fail to update a user hive while publishing an optional package in a Connection Group. This occurs when the Connection Group was already published at some prior point. 
  • Adds ActiveX controls support to use Windows Defender Application Control.
  • Users can now easily sign into Microsoft Surface Hub device having an Azure Active Directory account. 
  • Windows Information Protection (WIP) may not enforce encryption on removable devices after installing this cumulative update.
  • Earlier Disk Management and DiskPart stop working whenever you attach a removable device on Windows.
  • Works upon a bug that lets Office 365 applications stop working after opening. This occurs when they are deployed as App-V packages.
  • Resolves an issue with programmatic scrolling on Internet Explorer 11. 
  • Fixes the “MMC has detected an error in a snap-in and will unload it” problem. This appears when users try to expand, view or create Custom Views in Event Viewer thus closing the app. This bug may arise as well while using Filter Current Log in the Action menu with inbuilt views or logs.

KB4501371 – Build 17763.592

Here, we depict the fixes that came only for KB4501371-

  • Use of Command-line tool (cmd.exe) with the minimum (min) or maximum (max) options on any application may work effectively after this update.
  • KB4501371 resolves a bug that restricts the Your Phone application from connecting to the internet through a web proxy server in a few cases. 
  • Works upon an issue that may result in returning an empty font family name for Bahnschrift.ttf by the Windows graphics device interface (GDI+). 
  • Using East Asian locale may not stop the devices on a regular basis after upgrading to Build 17763.592.
  • Resolves the mouse pointer disappearing issue while using a Citrix Remote PC to connect to a Citrix XenDesktop Virtual Delivery Agent (VDA) session.
  • Improves the mouse press and release event issue. Now after pressing the mouse, this won’t result in an extra mouse move event. 
  • Mitigates the bug that results in Windows Media Player to stop unexpectedly while playing media files in a loop.
  • Focuses on an issue that prevents SharedPC policies from migrating properly during an upgrade. 
  • KB4501371 solves the issue which generates duplicate profile folders during an upgrade. This occurs if the profile folders have previously been redirected.
  • Resolves the desktop and taskbar flickering issue on Windows Server 2019 Terminal Server which arises during usage of User Profile Disks. 
  • There won’t be a loss of audio even you don’t open your windows for more than 50 days.
  • Users can now use the Internet of Things (IoT) devices to activate even after the installation of an earlier cumulative update package. 
  • Fixes a bug that earlier stops the provisioning package from being applied correctly in certain scenarios. This happens when it’s used to invoke the CleanPC configuration service provider (CSP). 
  • Modifies the bud that causes Microsoft Edge and other Universal Windows Platform (UWP) apps to display an error when attempting to print. The error is “Your printer has experienced an unexpected configuration problem, 0x80070007e”.

  • Addresses an anomaly in which an antivirus filter attaches itself to DirectAccess (DAX) volumes. 
  • Improves the issue that appears while resetting a PC. 

  • Addresses an issue that may occur while repairing Storage Spaces. 
  • Enhances the isolated browsing on Windows Defender Application Guard in Microsoft Edge.

  • Addresses a bug that doesn’t allow the Realtek Bluetooth radio drivers from pairing or connecting.
  • Resolves the trouble that triggers a Group Policy update even when there are no policy changes. This issue arises while using the client-side extension (CSE) to redirect folders.

KB4503281 – 16299.1237

Here, we depict the fixes that came only for KB4503281-

  • Works upon a bug that may restrict OS from loading new file icons whenever it gets a bad format icon.

  • Hovering over a 3D animation may work normally after upgrading to Build 16299.1237. This was earlier prompting an error message on Internet Explorer 11 or other apps that don’t use direct composition.
  • Resolves an issue with using the Data Protection Application Programming Interface NG (DPAPI-NG) or a group-protected Personal Information Exchange Format (PFX) file. Data you protected using one of these mechanisms on Windows 10, version 1607 and Windows Server 2016 or earlier cannot be decrypted using Windows 10, version 1703 or later. 

  • Addresses a bug which may let the Windows Account Manager (WAM) fail immediately while using a Trusted Platform Module (TPM). In addition to this, this also prevents the user from authenticating. 

  • KB4503281 disables the VBScript attribute for the Internet and Restricted sites zones on Internet Explorer and other Web-Browser control.

KB4501371 and KB4503281 – Known Issues

Cumulative UpdateSymptomWorkaround




Certain operations, such as rename, that users carry out on files or folders that lie on a Cluster Shared Volume (CSV) may fail to display the following error-


This bug appears when you perform these operations on a CSV owner node from a process that doesn’t have the administrator privilege.

Follow any one of the following-

  • Sign in to your PC as Admin then only execute such operations.
  • Carry out the operation using a node that doesn’t require CSV ownership.

The Team is working on a resolution to this trouble and may provide the same in an upcoming release.


After installing KB4493509, devices that run Asian languages may encounter the following error-


To solve this issue, one can opt any of the workarounds described below-

  1. Uninstall the recently added Asian language packs then re-install them back
  2. Install the May 2019 cumulative update on your System.

In case the bug still persists, you should Reset your PC. Follow these steps-

  1. Go to the Settings app > Recovery.
  2. Select Get Started under the Reset this PC recovery option.
  3. Select Keep my Files.

Recently, a few devices prompt black screen during the first logon after installing cumulative updates.

As a workaround, users can hold down the Ctrl+Alt+Delete combination keys together thereupon go to the Power button and tap Restart.

Following the above tweak may fix the issue and your System starts back normally.

The Team is working on a resolution to this trouble and may provide the same in an upcoming release.

How to get this Cumulative Update

Make sure to download and install the following SSU on your System before going ahead.

You can have the new patch update KB4501371 and KB4503281 automatically for your Windows 10 version through the Windows Update section. In case, you don’t want to wait, go to the following address and manually download the cumulative update-

 Settings > Update & Security > Windows Update

Once you reach to the above location, press Check for updates option.

Download Standalone Package for Windows 10 version: 1809, 1709

Source: KB4501371 and KB4503281