Windows 11 2022: Security updates and fixes by KB5018427

Microsoft is now updating Windows 11, which was raised to build 22621 with Windows 11 2022 Update on August 25, to the latest build from the stable development branch of the operating system with cumulative update KB5018427 . The new version number 22621.674 comes with more security and improvements.

Security and improvements for Windows 11 2022

The “Cumulative Update for Windows 11 Version 22H2 for x64-based systems” or “KB5018427” primarily brings several security updates for Windows 11 2022 and also integrates the improvements and fixes that are already part of the optional cumulative Updates have been KB5017389.

The official release notes for KB5018427 and build 22621.674 read as follows:

Highlights

We address security issues for your Windows operating system.

Improvements

This security update includes improvements that were part of update KB5017389.

Major changes in this release include:

This update includes various security improvements for the internal operating system functionality. No additional issues were documented for this version.

If you have previous updates installed, only the new updates included in this package will be downloaded and installed on your device.

KB5018427 – Release Notes

The update also includes the latest servicing stack update, the so-called Servicing Stack Update (SSU), for Windows 11, which is intended to further improve the quality of Windows Update and make the update process even more reliable.

Product care for the Windows 11 2022 update

After Microsoft already upgraded the operating system to version 22621.608 with the optional cumulative update KB5017389, its improvements are now available to all users as a stable release. Build 22621.674 incorporates the following improvements:

Highlights

Fixes issues that cause Microsoft Store updates to fail.

Fixes an issue that forces IE mode tabs to be reloaded in a session.

Fixes an issue that successfully opens a browser window in IE mode to view a PDF file. Later, navigating to another website in IE mode within the same window fails.

Adds more dynamic widgets content with notification badging to your taskbar. When you open the Widgets board, a banner appears at the top of the board. It contains more information about what triggered the notification sound.

Fixes an issue affecting dual SIM calls. If you don't select a SIM card on your phone and initiate a call on your device, the dual SIM feature won't work.

Fixes an issue affecting some apps that aren't signed by the Microsoft Store . You need to reinstall them after upgrading the operating system.

KB5017389 – Release Notes

The list of improvements that Microsoft has incorporated into the product maintenance of the Windows 11 2022 update is very extensive this time. Microsoft is visibly pushing the pace and is gradually delivering previously promised functionalities.

Microsoft is making improvements in many areas

As an excerpt from the official release notes confirms, Microsoft has made improvements in the areas of Microsoft Store, Microsoft Office 365, Hyper-V and Direct Memory Improvements in Access and Windows search indexing.

Improvements

Addresses an issue affecting some apps that aren't signed by the Microsoft Store. You must reinstall them after upgrading the operating system.

Fixes issues that cause Microsoft Store updates to fail.

Fixes an issue that prevents you from updating Sign in to various Microsoft Office 365 apps. This affects Outlook, Word, Teams, etc.

Reduces the performance that Dynamic Host Configuration Protocol uses on some devices when they are in sleep mode.

Addresses an issue affecting the Windows Search service. This causes indexing progress for the service to be slow.

Fixes an issue affecting some processors. This issue occurs when you enable Hyper-V and Kernel Direct Memory Access (DMA) protection.

KB5017389 – Release Notes

Information on the closed vulnerabilities can be found in the October 2022 security update overview and in Microsoft's official security update guide.

KB5018427 doesn't cause any problems< /h2>

There are no known problems with the installation of the latest cumulative update KB5018427 and the optional update KB5017389 ran without any disruptive incidents.

The update to Build 22621.674 is now being rolled out to all users with Windows 11 2022 and Build 22621.xxx via Windows Update.

Download on ComputerBase

Both cumulative update KB5018427 for Windows 11 2022 (“22H2”) and cumulative update KB5018418 for the first Windows 11 (“21H2”), build 22000. xxx, can be downloaded as usual from the ComputerBase download area directly below this message.

Downloads

Windows 11 Cumulative Update Download

4.2 stars

Regularly updated packages with all security updates and bug fixes for Windows 11.
- Version 22H2 (Build 22621.674) KB50184 27, Win 11 German
- Version 21H2 (Build 22000.1098) KB5018418, Win 11 German