KB5008206 and KB5008218 Security Updates for Windows 10 1909/1809

On December 2021 Patch Tuesday, Microsoft releases cumulative updates KB5008206 and KB5008218 for Windows 10 version 1909 and 1809. This security update comes with quality improvements that increase the Build OS to 18363.1977 and 17763.2366 respectively. Updates are now rolling out through Windows Update, Microsoft Update Catalog, and WSUS with a number of bug fixes and improvements.

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The new Patch updates can be downloaded and installed by navigating into Settings, clicking on Windows Update, and then selecting Check for updates.

KB5008206 and KB5008218

KB5008206 and KB5008218Changelog

After installing KB5008206 and KB5008218 on a Windows 10 PC, these are the main changes you will see:

KB5008206

The security update contains quality improvements. The changes are as follows:

  • Microsoft now supports the cancellation of daylight saving time for Fiji in 2021.
  • Resolves an issue in which some variable fonts were rendered incorrectly.
  • Worked on a problem that occurs when a dialog box opens in Internet Explorer.
  • It has been reported that Microsoft has fixed a known issue that leads to error codes 0x000006e4, 0x0000007c, or 0x00000709. This problem used to occur when connecting to a Windows print server that is shared by a remote printer.
  • Possibly resolves an issue in which some apps, including Kaspersky, cannot be opened after using the Microsoft Installer (MSI) to repair or update them.

This package will only download and install the new fixes contained in this update if you installed previous updates.

KB5008218

Key changes in this security update include:

  • Microsoft has resolved a known issue, where Microsoft Defender for Endpoint might not start or run on devices that are installed with a Windows Server Core operating system.

Known issues in KB5008206 and KB5008218

The update does not seem to contain any issues at this time.

How to get KB5008206 and KB5008218 Update

Microsoft now automatically updates your operating system with the latest servicing stack update (SSU) along with the most recent cumulative update (LCU). In order to mitigate potential issues during the LCU installation process, the SSU improves the update process.

Thus, you need to install July 13, 2021 SSU before installing LCU:

1] Through Windows Update

Use the following steps to download the KB5008206 and KB5008218 security update –

  • Right-click on the Start button and select the Settings option.
  • Click on Update & Security > Windows Update.
  • Now go to the right side of the page and click Check for Updates.
  • This will automatically download and install the update.
  • Start your computer again after it has finished downloading.

2] Microsoft Update Catalog

Microsoft Update Catalog can be used manually if the automatic search fails to locate the pending patch. To do this, follow these steps:

  • First of all, go to the Microsoft Update catalog page.
  • Type KB5008206 or KB5008218 in the text field and press Enter to open the updates list.
  • After you choose your system architecture (x86, ARM64, x64) click on the Download button.
  • On the following screen, click the top link to start the downloading procedure.
  • After that, right-click the “.MSU” file and select Install.

3] Windows Server Update Services (WSUS)

The following configuration will enable WSUS to automatically update the Products and Classifications:

  • Product: Windows 10, version 1903.
  • Classification: Security Updates

Release Notes: 1909, 1809

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