Windows 10 Cumulative Update KB4343909 (OS Build 17134.228) changelog and offline download link
As a part of Patch Tuesday (August 2018) Microsoft has just rolled out Windows 10 Cumulative Update KB4343909 (OS Build 17134.228) for devices running Windows 10 April 2018 update version 1803. The latest patch for Windows 10 April 2018 Update addresses both security and non-security bugs. Installing the update KB4343909 bumps OS to Windows 10 Build 17134.228, and address several problems with Microsoft Edge, Internet Explorer, HoloLens, and Device Guard. Also addressed an issue with battery life which significantly reduced battery life after upgrading to Windows 10 version 1803.
Windows 10 Update KB4343909 (OS Build 17134.228) Changelog
Microsoft has announced KB4343909 in the Windows support site, and it’s referred as “August 14, 2018—KB4343909 (OS Build 17134.228)”. If you’re already running the Windows 10 version 1803 on your PC, this update will address these problems:
- Mitigates a new speculative execution side-channel vulnerability known as L1 Terminal Fault (L1TF) that affects Intel Core processors and Xeon processors (CVE-2018-3620 and CVE-2018-3646). Make sure previous OS protections against Spectre Variant 2 and Meltdown vulnerabilities are enabled using the registry settings outlined in the Windows Client and Windows Server guidance KB articles.
- Addresses an issue that causes high CPU usage that results in performance degradation on some systems with Family 15h and 16h AMD processors. This issue occurs after installing the June 2018 or July 2018 Windows updates from Microsoft and the AMD microcode updates that address Spectre Variant 2 (CVE-2017-5715 – Branch Target Injection).
- Addresses an issue that prevents some applications running on HoloLens, such as Remote Assistance, from authenticating after upgrading from Windows 10, version 1607, to Windows 10, version 1803.
- Fixes a problem that causes Device Guard to block some ieframe.dll class IDs after installing the May 2018 Cumulative Update.
- Addresses a vulnerability related to the Export-Module member() function when used with a wildcard (*) and a dot-sourcing script.
- Fixes a problem that prevents apps from receiving mesh updates after resuming.
- Ensures that Internet Explorer and Microsoft Edge support the preload=”none” tag.
Of course, you can read the Windows 10 Cumulative Update KB4343909 entire changelog, and know issues from Microsoft blog.
Download Windows 10 Update KB4343909 (OS Build 17134.228)
All Compatible devices connected Microsoft server will Automatically get the 2018-08 Cumulative Update for Windows 10 Version 1803 for x64-based Systems (KB4343909) via Windows Update. Also, you can force the update from Settings > Update & Security > Windows Update and click the Check for updates button.
Or you can download the Update KB4343909 standalone package from Microsoft catalog blog or from the link below.
After download and install Windows 10 Cumulative Update KB4343909, Restart your system to apply the update. And press windows key + R, type winver and ok to view the OS Build number as shown image below.
If Windows 10 Cumulative Update KB4343909 (OS Build 17134.228) Stuck checking for updates, Update KB4343909 stuck downloading or installing Check the windows 10 ultimate update troubleshooting guide.
Also Microsoft released Cumulative Update KB4343897 for devices still running Windows 10 fall creators update version 1709 Read the Changelog from here.