Installing and searching for updates is slow and high CPU usage occurs in Windows 8.1 and Windows Server 2012 R2
This article describes an update that contains some improvements for the Windows Update client in Windows 8.1, Windows RT 8.1, and Windows Server 2012 R2. This update has a prerequisite.
Issues that are fixed in this update
Issue 1When you install Windows updates by using System Center Configuration Manager, the installation takes a long time to complete, and System Center Configuration Manager becomes overloaded.
Issue 2The Svchost.exe process takes 100 percent of the CPU usage when you try to upgrade to Windows 10.
Important If you install a language pack after you install this update, you must reinstall this update. Therefore, we recommend that you install any language packs that you need before you install this update. For more information, see Add language packs to Windows.
How to get this update
Method 1: Windows UpdateThis update is provided as an Optional update on Windows Update. For more information about how to run Windows Update, see How to get an update through Windows Update.
Method 2: Microsoft Download CenterThe following files are available for download from the Microsoft Download Center.
Note The update for Windows RT 8.1 can be got only from Windows Update.
|All supported x86-based versions of Windows 8.1||Download the package now.|
|All supported x64-based versions of Windows 8.1||Download the package now.|
|All supported x64-based versions of Windows Server 2012 R2||Download the package now.|
For more information about how to download Microsoft support files, select the following article number to view the article in the Microsoft Knowledge Base:
119591 How to obtain Microsoft support files from online servicesMicrosoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help prevent any unauthorized changes to the file.