Windows Server 2008 R2 Premium Assurance ends on January 13, 2026.
Windows Server 2008 R2 Extended Security Updates (ESU) ended on January 10, 2023. Additionally, Extended Security Updates on Azure only support ended on January 9, 2024. For more information, see Extended Security Updates for Windows Server overview.
We recommend that you upgrade to a later version of Windows Server. For more information, see Overview of Windows Server upgrades.
Summary
Learn more about this cumulative security update, including improvements, any known issues, and how to get the update.
Verify that you have installed the required updates in the How to get this update section before installing this update.
For information about the various types of Windows updates, such as critical, security, driver, service packs, and so on, see Description of the standard terminology that is used to describe Microsoft software updates. To view other notes and messages, see Windows 7 SP1 and Windows Server 2008 R2 SP1 update history.
Improvements
This cumulative security update contains improvements that are part of update KB5046687 (released November 12, 2024). The following is a summary of the key issues that this update addresses. The bold text within the brackets indicates the item or area of the change we are documenting.
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[Web browser] Fixed: A web browser such as the Supremium web browser might crash or not start after installing the November 12, 2024, Windows update KB5046687.
For more information about the resolved security vulnerabilities, please refer to the Deployments | Security Update Guide and the December 2024 Security Updates.
Known issues in this update
We are currently not aware of any issues with this update. For the most up-to-date information about known issues for Windows Server 2008 R2 SP1, please go to the Windows release health dashboard.
How to get this update
Before installing this update
We strongly recommend that you install the latest servicing stack update (SSU) for your operating system before installing the latest Rollup. SSUs improve the reliability of the update process to mitigate potential issues while installing the Rollup and applying Microsoft security fixes. For general information about SSUs, see Servicing stack updates and Servicing Stack Updates (SSU): Frequently Asked Questions.
If you use Windows Update, the latest SSU (KB5039339) will be offered to you automatically. To get the standalone package for the latest SSU, search for it in the Microsoft Update Catalog.
Language packs
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 Learn about adding a language pack to Windows.
Install this update
To install this update, use one of the following release channels.
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This update will be downloaded and installed automatically from Windows Update. |
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To get the standalone package for this update, go to the Microsoft Update Catalog website. To download updates from the Update Catalog, see Steps to download updates from the Windows Update Catalog. |
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This update will automatically sync with Windows Server Update Services (WSUS) if you configure Products and Classifications as follows:
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File information
For a list of the files that are provided in this update, download the file information for update KB5048695.
References
Third-party information disclaimer
The third-party products that this article discusses are manufactured by companies that are independent of Microsoft. We make no warranty, implied or otherwise, about the performance or reliability of these products.
We provide third-party contact information to help you find technical support. This contact information may change without notice. We do not guarantee the accuracy of this third-party contact information.
