KB4512517 updates Windows 10 1607 to Build 14393.3144

Microsoft rolls KB4512517 cumulative update for Windows 10 1607 users which in turn updates the existing OS to build 14393.3144. The company discourse security patches for web-browsers like Explorer, Edge, and Windows Components such as Kernel, Virtualization, Input & Composition, etc. 

The team resolves the Windows Machines configured to a domain (MIT Kerberos realms ) anomaly as well. There are a few known issues on this release which will come into effect after installing this KB4512517 update. Let’s explore them in detail-


General Improvements and fixes on KB4512517

  • Works upon an anomaly that restricts devices from opening up or let them continue restarting. This occurs only if the particular device is connected to a domain configured to use MIT Kerberos realms. This issue affects both Domain controllers as well as domain members.
  • The team addresses a bug that may halt Internet Explorer 11 from rendering some JavaScript. Users tackle some issues while running apps that use JavaScript or web-browser control like the current PowerPoint attribute on a Skype Meeting Broadcast.
  • The company brings Security patch updates to the following Windows Components- Storage & filesystems, Input & Composition, Wireless Networking, and Cryptography. Windows Kernel, Datacenter Networking, MSXML, Virtualization, Linux and server too receive such updates. Additionally, the company rolls security updates for Microsoft Jet Database Engine, Scripting Engine and web-browsers like IE-11 and Edge.

KB4512517 – Known Issues


The cluster services were found to fail and display the following error message- 

“2245 (NERR_PasswordTooShort)”

This occurs after installing KB4467684, only if the group policy “Minimum Password Length” is configured to use more than 14 characters.

Use characters less or equal to 14 as the “Minimum Password Length” policy to fix this bug.

Microsoft will soon unleash a permanent solution to this issue.

A few operations like renaming of files and folders may fail and display the following error message- 


This bug is specific to Custom Shared Volume files or folders and arises primarily when you use a non-admin account to carry out these operations on a CSV owner node.

To fix this, perform any of these two options-

  • Use a process that has administrator privileges.
  • Take a node that doesn’t require CSV ownership.

Devices that use PXE images from WDS or SCCM may fail on the following error- 

“Status: 0xc0000001, Info: A required device isn’t connected or can’t be accessed”

  • PXE – Preboot Execution Environment
  • WDS – Windows Deployment Services
  • SCCM – System Center Configuration Manager

This bug re-surfaces after installing KB4512508 on a WDS server.

To mitigate this issue, visit KB4512816.

The experts are working on a resolution and will provide an update in an upcoming release.

The apps or scripts that call the WinNTprovider or NetQueryDisplayInformation API may subject to fail. This may even return the first page of data that comprises at least 50 or 100 entries. However, if you try to open any other page results the following error message-

“1359: an internal error occurred”


They are currently working on a resolution to this bug check and may provide a solution in an upcoming release.

How to get this cumulative update

Before downloading this security update, do download and install the current SSU for your PC. This, in turn, will make sure that this process remains smooth and error-free. The latest servicing stack for this update is (KB4509091). 

By default, you will receive a notification regarding this patch update through the Windows Update section. However, you can download its standalone package manually as well through the Update Catalog.

Alternatively, navigate to the following path Settings > Update & Security > Windows Update and hit Check for updates option. 

Source – Microsoft Update Catalog