KB4519338 For Windows 10 1809 Update [Patch Tuesday]

Microsoft rolls out a new Patch Tuesday cumulative update in the form of KB4519338 Windows 10 1809. This patch takes the build to 17763.806, addresses several issues of the operating system and includes certain key changes as well. Along with the improvements, it also carries a few known problems. However, Windows 10 team is working on a resolution and will offer an update to fix this.

You can either download KB4519338 cumulative update manually or let Windows do it for you. However, manual installation is an alternative option when you fail to get the patch. Simply get access to the Update & Security category and select Check for updates. You can also check the entire patches by visiting Windows 10 Cumulative Updates List. See the details ahead.

KB4519338 –

Table of Contents

KB4519338 Windows 10 1809 Patch Tuesday Update Details

This patch having Build 17763.806 is actually a bug-fixing update that carries no new feature to the OS. Here are the key changes –

Microsoft expert works on an issue in the Keyboard Lockdown Subsystem that may not filter key input accurately.
The tech giant focuses tries to settle an issue in security bulletin CVE-2019-1318 that may cause client or server computers that don’t support Extended Master Secret (EMS) RFC 7627 to have increased connection latency and CPU utilization. This problem predominantly emerges when you make full Transport Layer Security handshakes from devices that don’t support EMS, specifically on servers.
With KB4519338, Windows 10 maker focuses on another issue with applications and printer drivers that utilize the Windows JavaScript engine (jscript.dll) for processing print jobs.
Furthermore, the company grants the security updates to the various application such as -“Windows Shell, Internet Explorer, Microsoft Scripting Engine, Microsoft Edge, Windows App Platform and Frameworks, Windows Cryptography, Windows Authentication, Windows Kernel, and Windows Server”.

Known Issues

Symptom	Workaround
With Build 17763.806, you may receive an error when performing certain operations, for example, rename, on files or folders. This happens when using Cluster Shared Volume (CSV). You will see the error message that flashes while the execution is STATUS_BAD_IMPERSONATION_LEVEL (0xC00000A5). It occurs since the operation does not have an administrator authorization. Also, the operation performs on the CVS owner node.	Follow anyone – Execute the operation using a process that holds admin authorities. Use a node that does not have CSV ownership and then perform the task. In the upcoming release, the team ensures to release a resolution as they are still working on it.
If your device has an Asian language installed, then you may likely receive the below error after installing this patch -“0x800f0982 – PSFX_E_MATCHING_COMPONENT_NOT_FOUND.”	Firstly, make an attempt to uninstall and reinstall the recently added language packs. Select Check for Updates button in the Settings app. When the gets available, install the April 2019 Cumulative Update. Note – If reinstalling the language pack does not mitigate the severity of the problem, reset Windows 10 by following the given instructions – Step-1: Open Windows Settings and select Update & security. Step-2: Expand the Recovery option on the left pane. Switch to the right pane and click the Get Started button under the Reset this PC section. Step-3: Choose “Keep my Files”. In the upcoming release, the team ensures to release a resolution as they are still working on it.
Windows 10 maker is examining the reports that a few devices may startup a black screen while the initial logon after installing updates.	In order to mitigate this problem – Press Ctrl + Alt + Delete. Select the Power button in the lower right of the screen and choose Restart. Now the device should reboot without throwing any issue. In the upcoming release, the team ensures to release a resolution as they are still working on it.
After installing this update KB4519338, Windows Mixed Reality Portal users may suffer a “15-5” error code in an irregular way. Sometimes, it may state that the headset is sleeping and pressing “Wake up” may appear to perform no action.	To fix the issue, use the following steps – First of all, close the Windows Mixed Reality Portal, if it is running. Thereafter, open Task Manager by selecting the Start button and typing “task manager”. Under the Processes tab, right-click Windows Explorer. From the context menu select Restart. Open the Windows Mixed Reality Portal. The company is trying to resolve the issue and working on a resolution. Also, they will send an update in a future release.

How to get KB4519338 Windows 10 1809 17763.806

Before moving towards KB4519338, ensure to install the latest SSU. By doing so, it will mitigate the potential problems and will, therefore, enhance the performance of the update procedure.

You can easily get KB4519338 your Windows 10 device through the Settings app.

Step-1: Press Win+I to invoke Windows Settings on your screen.

Step-2: Click Update & security icon from the app interface.

Step-3: Do a click on Check for updates button on the right pane of the subsequent page.

You are able to download the MSI format of the patch via the Microsoft Update Catalog.

That’s all!!!

Source – Release Note