November 10, 2020 - KB4586827 (Monthly Rollup)
Applies to: Windows 7 Service Pack 1, Windows Server 2008 R2 Service Pack 1, Windows Embedded Standard 7 Service Pack 1, Windows Embedded POSReady 7, Windows Thin PC
IMPORTANT Verify that you have installed the required updates listed in the How to get this update section before installing this update.
NEW 11/10/20
For more 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 SP1 and Windows Server 2008 R2 SP1 update history
home page.
Improvements and fixes
This security update includes improvements and fixes that were a part of update
KB4580345 (released October 13, 2020) and addresses the following issues:
- Corrects the DST start date for the Fiji Islands to December 20, 2020.
- Security updates to Windows Graphics, Windows Silicon Platform, Windows Authentication, Windows Core Networking, Windows Peripherals, Windows Network Security and Containers, Windows Hybrid Storage Services, and Windows Remote Desktop.
For more information about the resolved security vulnerabilities, please refer to the new
Security Update Guide website.
Known issues in this update
How to get this update
Before installing this update
IMPORTANT Customers who have purchased the Extended Security Update (ESU) for on-premises versions of these operating systems must follow the procedures in
KB4522133 to continue receiving security updates after extended support ends. Extended support ends as follows:
- For Windows 7 Service Pack 1 and Windows Server 2008 R2 Service Pack 1, extended support ends on January 14, 2020.
- For Windows Embedded Standard 7, extended support ends on October 13, 2020.
For more information about ESU and which editions are supported, see
KB4497181.
Note For Windows Embedded Standard 7, Windows Management Instrumentation (WMI) must be enabled to get updates from Windows Update or Windows Server Update Services.
Prerequisite:
You must install the updates listed below and
restart your device before installing the latest Rollup. Installing these updates improves the reliability of the update process and mitigates potential issues while installing the Rollup and applying Microsoft security fixes.
- The March 12, 2019 servicing stack update (SSU) (KB4490628). To get the standalone package for this SSU, search for it in the Microsoft Update Catalog. This update is required to install updates that are only SHA-2 signed.
- The latest SHA-2 update (KB4474419) released September 10, 2019. If you are using Windows Update, the latest SHA-2 update will be offered to you automatically. This update is required to install updates that are only SHA-2 signed. For more information on SHA-2 updates, see 2019 SHA-2 Code Signing Support requirement for Windows and WSUS.
- The August 11, 2020 SSU (KB4570673) or a later SSU. To get the standalone package for this SSU, search for it in the Microsoft Update Catalog.
Important For Windows Thin PC, you must have the August 11, 2020 SSU (KB4570673) or a later SSU installed to make sure you continue to get the extended security updates starting with the October 13, 2020 updates. - To get this security update, you must reinstall the "Extended Security Updates (ESU) Licensing Preparation Package" (KB4538483) or the "Update for the Extended Security Updates (ESU) Licensing Preparation Package" (KB4575903) even if you previously installed the ESU key. The ESU licensing preparation package will be offered to you from WSUS. To get the standalone package for ESU licensing preparation package, search for it in the Microsoft Update Catalog.
After you install the items above, we strongly recommend that you install the latest SSU (
KB4580970). If you are using Windows Update, the latest SSU will be offered to you automatically if you are an ESU customer. To get the standalone package for the latest SSU, search for it in the
Microsoft Update Catalog. For general information about SSUs, see
Servicing stack updates and
Servicing Stack Updates (SSU): Frequently Asked Questions.
Install this update
File information
For a list of the files that are provided in this update, download the
file information for cumulative update 4586827.