Windows 10 update KB4556799 download
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Windows 10 update KB4556799 releases for version 1909 and 1903

Update KB4556799 is now rolling out for Windows 10 version 1909 and 1903 to address several issues. Microsoft is also updating older version – here's all you need to know.

As part of the Patch Tuesday Update for May 2020, Microsoft is now rolling out update KB4556799 to resolve several issues with desktops and laptops running the Windows 10 version 1909 and 1903.

KB4556799 bumps the version number to build 18362.836 and 18363.836 for the May 2019 Update and November 2019 Update respectively, and according to the software giant, the update improves security in several areas and introduces new changes for storing and managing files.

In addition to the update for the most recent version of Windows 10, Microsoft is also releasing quality updates for older versions, including version 1809, 1803, 1709, 1703, 1607, and original release.

Update KB4556799 for Windows 10 version 1903 and 1909

Microsoft has announced KB4556799 in the Windows support site, and it’s referred as “May 12, 2020—KB4556799 (OS Builds 18362.836 and 18363.836).” If you’re already running the Windows 10 May 2019 Update or the November 2019 Update on your device, this update will address these problems:

  • Updates the 2020 start date for daylight saving time (DST) in the Kingdom of Morocco.
  • Security updates to Internet Explorer, the Microsoft Scripting Engine, Windows App Platform and Frameworks, Microsoft Graphics Component, Windows Input and Composition, Windows Media, Windows Shell, Microsoft Xbox, Microsoft Edge, Windows Fundamentals, Windows Cryptography, Windows Authentication, Windows Kernel, Windows Linux, Windows Update Stack, Windows Network Security and Containers, Windows Active Directory, Windows Storage and Filesystems, and the Microsoft JET Database Engine.

You can download the updates to install them manually for version 1903 with the links below:

If you’re running version 1909, use these links:

Update KB4551853 for Windows 10 version 1809

Microsoft has also announced KB4551853 in the Windows support site, and it’s referred as “May 12, 2020—KB4551853 (OS Build 17763.1217).” If you’re already running the Windows 10 October 2019 Update on your device, this update will address these issues:

  • Updates the 2020 start date for daylight saving time (DST) in the Kingdom of Morocco.
  • Adds Shell Launcher v2 to improve reliability and usability. Shell launcher v2 allows you to specify a Universal Windows Platform (UWP) app as the replacement shell. For more information, see Use Shell Launcher to create a Windows 10 kiosk.
  • Addresses an issue that prevents a call to NCryptGetProperty() from returning the correct pbOutput value when pszProperty is set to “Algorithm Group” and you are using a Trusted Platform Module (TPM) 1.2 device.
  • Security updates to Internet Explorer, the Microsoft Scripting Engine, Windows App Platform and Frameworks, Microsoft Graphics Component, Windows Input and Composition, Windows Media, Windows Shell, Microsoft Xbox, Microsoft Edge, Windows Fundamentals, Windows Cryptography, Windows Authentication, Windows Kernel, Windows Linux, Windows Update Stack, Windows Core Networking, Internet Information Services, Windows Network Security and Containers, Windows Active Directory, Windows Storage and Filesystems, and the Microsoft JET Database Engine.

Update for older versions of Windows 10

The April 2018 Update, version 1803, has reached the end of support on November 12, 2019, but the company has released update KB4556807 to address a number of problems while bumping the version number to build 17134.1488.

While the version 1709 (Fall Creators Update) is no longer supported, organizations running the Enterprise or Education edition of Windows 10 are getting update KB4556812 to address a security problem and bumps the version number to 16299.1868.

Also, Microsoft has ended support for Windows 10 version 1703 (Creators Update), but organizations with devices still running this release can now download KB4556804, which resolve some problems and ramps the version number to build 15063.2375.

The Windows 10 Anniversary Update, version 1607, is getting update KB4556813 to improve security, even though operating system is no longer supported, and updates bumps the version number to build 14393.3686

Finally, the original release of Windows 10 is getting update KB4556826, and the release increase the version number to 10240.18575.

Uninstall Windows 10 update KB4556799 to fix problems

If the KB4556799 update is causing issues on your device, you can always uninstall it to revert the changes.

To uninstall KB4556799 or any other quality update on Windows 10, use these steps:

  1. Open Start.

  2. Search for Command Prompt, right-click the top result and select the Run as administrator option.

  3. Type the following command to view the update history and press Enter:

    wmic qfe list brief /format:table
  4. Check the Windows Update history of your device, and identify the update by its HotFixID and InstalledOn information.

  5. Type the following command to uninstall the update from your computer and press Enter:

    wusa /uninstall /kb:4556799

    In the command, replace “4556799” for KB number that correspond to the update that you’re trying to remove. For instance, if you’re trying to uninstall update KB4556799, then the number that you can have to use in the command is “4556799.”

  6. Click the Yes button.

  7. Continue with the on-screen directions (if applicable).

Once you complete the steps, the recently installed update will be removed from your computer fixing any issues as a result of the release.

If your computer won’t boot after installing KB4556799, you can remove update from the Advanced startup environment using these steps.

Download May 2020 update for Windows 10

These updates are available immediately, they’ll download and install automatically, but you can always force the update from Settings Update & Security > Windows Update and clicking the Check for updates button. If you’re downloading an optional update, then you’ll also need to click the Download and install option. You can find more details about the most recent updates in the Windows 10 update history tracker guide.