KB4534273 updates Windows 10 1809 to Build 17763.973 – 14 Jan 2020

How to download, install, and apply KB4534273 - 14 Jan 2020 security patch on your Windows 10 version 1809 that enhances the build number to 17763.973.

Microsoft rolls the first cumulative update of this year (2020) for Windows 10 1809 that enhances its build number to 17763.973. The tech giant has improved the security of different Windows Components and services and input devices like Mouse, keyboard, etc. Installing KB4534273 on your device supports the new cookie policies of Google Chrome version 80.

KB4534273

Apart from the above fixes and enhancements, this release includes some known issues as well. Though Microsoft has provided temporary solutions to these errors, they are currently working upon a resolution for each one of the bugs. Moreover, you may download this security patch via three different sources including download an MSU file. You can also access the complete patch list of 14 Jan 2020 at Windows 10 Cumulative Updates.

General Fixes and Improvements on KB4534273 

The Key changelogs are as follows –

  • KB4534273 resolves the bug wherein it doesn’t support new SameSite cookie policies with the release of Google Chrome version 80. 
  • The Company brings security patches for the following Windows Components – 
    • Windows App Platform and Frameworks
    • Windows Input and Composition
    • Windows Management
    • Windows Cryptography
    • Windows Virtualization
    • Microsoft Scripting Engine
    • Windows Server.

KB4534273 Known Issues 

Here are some of the known bugs on this security patch –

Symptom Workaround

While carrying out certain operations like renaming of files or folders that are on a Cluster Shared Volume, the following issue pops in –

“STATUS_BAD_IMPERSONATION_LEVEL (0xC00000A5)”.

The above error message appears only when you try executing a few operations on a CSV owner node without having full rights to do so.

To fix this, try one of the following –

  • Login as an Admin first then only perform such tasks.
  • Carry out the operation using a node that doesn’t require CSV ownership. 

If you install KB4493509 patch on the devices wherein Asian language packs are turned ON, may get the following error –

“0x800f0982 – PSFX_E_MATCHING_COMPONENT_NOT_FOUND.”

To resolve this bug, do any one of the following –

  • Remove the lately added language packs. If it does solve the issue, reinstall the packs again and see whether the error occurs again or not. 
  • Upgrade your System to the April 2019 Cumulative update.

Note: If reinstalling the language pack does not rectify the issue, reset your PC using the below steps –

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

While setting up a new Windows device, several users report being not able to create a local user. This occurs primarily during OOBE with enabled Input Method editor. This bug appears mainly on IMEs for languages like – Korean, Japanese or Korean.  

Note: This issue doesn’t restrict using a Microsoft Account during OOBE.

To resolve this issue, try some other language packs like English. Once you complete setting up a Microsoft account during OOBE, you can revert back to your preferred language. 

You may now rename the current user using the following instructions.

Note: Microsoft is currently working on a resolution for the above errors and issues and may resolve them in an upcoming release.

How to download and apply this update

To download and apply KB4534273 on your Windows 10 1809 device, reach out to the following channels –

Note: Just make sure that you have first installed the latest SSU i.e. (KB4523204). This will ensure the smooth upgrading of the existing operating system to the Build 17763.973.

Here is the tabulated form of different channels where the latest release for windows 10 1809 is available –

Release Channel Next Step
Windows Update and Microsoft Update

There is no need to do anything as your system will prompt you regarding the same once the update is available for your PC.

However, you may download the latest release manually as well. To do so, navigate to the following path –

Settings > Update & Security > Check for Updates.

Microsoft Update Catalog

Just visit the Microsoft Update Catalog website and download the standalone package for Windows 10 version 1809. 

Windows Server Update Services (WSUS)

This update will automatically sync with WSUS if you configure Products and Classifications as follows –

Product: Windows 10

Classification: Security Updates

SourceUpdate Catalog 

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