Known issues in this updateĪfter installing this or later updates, apps accessing event logs on remote devices might be unable to connect. Security updates to Windows App Platform and Frameworks, Windows Cloud Infrastructure, Windows Authentication, Windows Fundamentals, Windows Remote Desktop, and Windows Storage and Filesystems.įor more information about the resolved security vulnerabilities, please refer to the new Security Update Guide website. Key changes include:Īddresses an issue in the Server Message Block (SMB) protocol which may cause frequent crashes with Stop error 0xA on devices that run Windows Server 2008 R2 Service Pack 1 (SP1). This security update includes quality improvements. Verify that you have installed the required updates listed in the How to get this update section before installing this update.įor information about the various types of Windows updates, such as critical, security, driver, service packs, and so on, please see the following article. To view other notes and messages, see the Windows 7 and Windows Server 2008 R2 update history home page. Operating systems in extended support have only cumulative monthly security updates (known as the 'B' or Update Tuesday release). Important: Windows 7 and Windows Server 2008 R2 have reached the end of mainstream support and are now in extended support. Starting in January 2020, there will no longer be optional, non-security releases (known as 'C' releases) for this operating system.

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