KB5071430: Out-of-Box Experience Update for Windows 11 24H2/25H2 and Windows Server 2025 (November 2025)
KB5071430 improves the OOBE process for Windows 11 version 24H2, 25H2, and Windows Server 2025. Released November 21, 2025, it installs automatically during setup when an internet connection is available.
Summary
KB5071430 is a non-security Out-of-Box Experience (OOBE) update for Windows 11 version 24H2, Windows 11 version 25H2, and Windows Server 2025. Released on November 21, 2025, it applies only to the Windows OOBE process and is delivered automatically during setup when an internet connection is present. See Microsoft Support for the official documentation.
Improvements and fixes
- Improves the Windows OOBE experience on devices running Windows 11 version 24H2, Windows 11 version 25H2, and Windows Server 2025.
- Updates
CloudExperienceHostCommon.dllto file version 10.0.26100.7298, dated November 14, 2025, along with a comprehensive set of localized resource files, HTML pages, and JavaScript modules that support the OOBE flow across dozens of languages and enrollment scenarios. - This update applies only when OOBE updates are enabled and an internet connection is available during the setup process.
Known issues
Microsoft lists no known issues for this update at the time of writing.
How to get this update
Windows OOBE (automatic delivery)
This update is installed automatically during the Windows OOBE process provided the device has an active internet connection. There is no manual installation step required for end-user or OEM setup scenarios.
Prerequisites
Microsoft states there are no prerequisites for installing this update.
Restart requirement
A device restart is required after this update is applied.
Update replacement
This update does not replace any previously released update.
Frequently asked questions
Does this update apply to already-configured systems?
No. According to Microsoft, this update applies only to the Windows OOBE process. It will not install on devices that have already completed initial setup. It is relevant primarily in imaging, provisioning, and OEM deployment scenarios where a fresh OOBE pass is performed.
What prerequisites must be in place before deploying this update?
Microsoft states there are no prerequisites for installing KB5071430. However, the update is delivered during OOBE only when OOBE updates are enabled and the device has an active internet connection at the time of setup.
Does this update replace a previous OOBE update?
No. Microsoft explicitly states that KB5071430 does not replace any previously released update. If you maintain update history records for audit or compliance purposes, this update should be logged as a standalone addition rather than a supersession.
Which operating system versions are covered by this update?
KB5071430 applies to Windows 11 version 24H2 (all editions), Windows 11 version 25H2 (all editions), and Windows Server 2025. The key binary delivered is CloudExperienceHostCommon.dll at version 10.0.26100.7298, alongside localized resource and script files dated November 14, 2025.
