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KB Details - KB5095051

KB5095051

Important ⚠️ Yes
Title
June 9, 2026—KB5095051 (OS Build 28000.2269) | Microsoft Support
Severity
Important
Known Issues
⚠️ Yes
Known Issues Count
1
Release Date
2026-06-09
OS Builds
28000.2269
Actions Recommended
Ensure the boot.stl file is included as part of the installation media.
Known Issues Details
#1 - Potential issue (from database)
Status: Unknown
Symptoms: Before you install this update
Microsoft combines the latest servicing stack update (SSU) for your operating system with the latest cumulative update (LCU). For general information about SSUs, see Servicing stack updates.
If you deploy dynamic updates such as this update to an existing Windows image, ensure the boot.stl file is included as part of the installation media. Failure to include the file might prevent devices from successfully starting from the installation media and can result in error code 0xc0430001.
To ensure the boot.stl file is included as part of the installation media, do one of the following:
For information about how to apply Dynamic Update packages to existing Windows images, see Update Windows installation media with Dynamic Update.
To install this update, use one of the following Windows and Microsoft release channels.
For a list of the files provided in this update, download the file information for cumulative update 5095051​​​​​​​​​​​.
For a list of the files provided in the servicing stack update, download the file information for the SSU (KB5101277) - version 28000.2263.
Windows monthly updates explained
Description of the standard terminology used for Microsoft software updates
Windows release health

Workaround: N/A
Affected: N/A
Description
Known issue status retained from previous database evidence. Detailed issue extraction was inconclusive in this run.

Evidence snapshot: Before you install this update
Microsoft combines the latest servicing stack update (SSU) for your operating system with the latest cumulative update (LCU). For general information about SSUs, see Servicing stack updates.
If you deploy dynamic updates such as this update to an existing Windows image, ensure the boot.stl file is included as part of the installation media. Failure to include the file might prevent devices from successfully starting from the installation media and can result in error code 0xc0430001.
To ensure the boot.stl file is included as part of the installation media, do one of the following:
For information about how to apply Dynamic Update packages to existing Windows images, see Update Windows installation media with Dynamic Update.
To install this update, use one of the following Windows and Microsoft release channels.
For a list of the files provided in this update, download the file information for cumulative update 5095051​​​​​​​​​​​.
For a list of the files provided in the servicing stack update, download the file information for the SSU (KB5101277) - version 28000.2263.
Windows monthly updates explained
Description of the standard terminology used for Microsoft software updates
Windows release health
Microsoft Article
AI Enriched At
September 13, 2026 at 1:40 AM
Date Added
September 11, 2026 at 5:33 PM

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