Windows Secure Boot certificate expirationÂ
Important: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. This might affect the ability of certain personal and business devices to boot securely if not updated in time. To avoid disruption, we recommend reviewing the guidance and taking action to update certificates in advance. Â
For details and preparation steps for Windows devices, see Windows Secure Boot certificate expiration and CA updates.
For details and preparation steps for Windows servers, see the following resources:
Summary
This update makes improvements to the Windows recovery environment (WinRE).
How to get this update
Install this update
To install this update, use one of the following release channels.
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This update is available through Windows Update. It will be downloaded and installed automatically. |
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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. To manually install this update, see Add an update package to Windows RE. |
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See the other release channels. |
More information about this updateÂ
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Prerequisites |
There are no prerequisites to apply this update. |
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Restart information |
You do not have to restart your device after you apply this update. |
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Removal information |
This update cannot be removed once it is applied to a Windows image. |
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Update replacement information |
This update replaces the previously released update KB5078794. |
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Verify the installation of this update |
After installing this update, the WinRE version installed on the device should be 10.0.26100.32681. To find the WinRE version installed, see Methods to verify the WinRE version installed.​​​​​​​ |
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File information |
A list of the files that are included in this update are provided in a CSV (Comma delimited) (*.csv) file. The file can be opened in a text editor such as Notepad or in Microsoft Excel. Note: The English (United States) version of this software update might contain files for additional languages.
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End of support |
Support for Windows Server 2025 will end in October 2034 After October 10, 2034, Microsoft will no longer provide free software updates from Windows Update, technical assistance, or security fixes for Windows Server 2025. We recommend that you upgrade to a later version of Windows Server. |
References
Description of the standard terminology that is used to describe Microsoft software updates
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