Microsoft, just like always, released the cumulative update KB4515384 on this patch Tuesday. You can find the direct download links for KB4515384 update offline installer down below.
The update is part security update and also contains several important fixes and improvements. One of the important things about this update is the fixing of high CPU usage issue caused by the recent update. So, if your CPU usage is high recently, try installing the KB4515384 update to fix the issue.
You can install the update directly from the PC Settings app. All you have to do is open the PC Settings app, go to "Update & Security → Windows Update" and click on the "Check for update" button on the right panel. As soon as you click on the button, Windows will check for update and install them as needed.
If you are facing problems with Windows update or paused the updates, you can download the KB4515384 offline installer. Below are the download links.
Download KB4515384 Offline Installer
To make things easier for you, I found the direct download links for KB4515384 for both Windows 10 32-bit and 64-bit systems. Depending on your system type, download the update using below links and install it like any other Windows software. After installing, restart the system and you are good to go.
KB4515384 x86 (32-bit) offline installer (download size: 115.9 MB )
KB4515384 x64 (64-bit) offline installer (download size: 263.5 MB)
If you want KB4515384 download links for Windows Server or ARM64 based systems, go to the Microsoft update catalog website to find the appropriate links. All you have to do is click on the Download button next to the appropriate version.
KB4515384 Change Log
Updates to improve security when using Internet Explorer, Microsoft Edge, networking technologies, and input devices such as a mouse, keyboard, or stylus.
Updates for verifying user names and passwords.
Updates for storing and managing files.
Provides protections against a new subclass of speculative execution side-channel vulnerabilities, known as Microarchitectural Data Sampling, for 32-Bit (x86) versions of Windows (CVE-2019-11091, CVE-2018-12126, CVE-2018-12127, CVE-2018-12130). Use the registry settings as described in the Windows Client and Windows Server articles. (These registry settings are enabled by default for Windows Client OS editions and Windows Server OS editions.)
Addresses an issue that causes high CPU usage from SearchUI.exe for a small number of users. This issue only occurs on devices that have disabled searching the web using Windows Desktop Search.
Security updates to Microsoft Edge, Internet Explorer, Microsoft Scripting Engine, Windows App Platform and Frameworks, Windows Input and Composition, Windows Media, Windows Fundamentals, Windows Authentication, Windows Cryptography, Windows Datacenter Networking, Windows Storage and Filesystems, Windows Wireless Networking, the Microsoft JET Database Engine, Windows Kernel, Windows Virtualization, and Windows Server.
That is it.