Update Details
2026-09 Safe OS Dynamic Update for Windows 11, version 26H2 for arm64-based Systems (KB5124015)
Last Modified:
9/29/2026
Size:
191.8 MB
UpdateID:
a5e31892-6f83-4fa6-a3c8-30e21e9caf6e
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Details:
Overview
Language Selection
Package Details
Install Resources
Description:
This update makes improvements to the Windows Recovery Environment (WinRE) for Windows.
Architecture:
n/a
Classification:
Critical Updates
Supported products:
Windows Safe OS Dynamic Update , Windows 10 and later Dynamic Update
Supported languages:
all
MSRC Number:
n/a
MSRC severity:
n/a
KB article numbers:
5124015
More information:
https://support.microsoft.com/help/5124015
Support Url:
https://support.microsoft.com/help/5124015
This update has been replaced by the following updates:
n/a
This update replaces the following updates:
n/a
There are no additional languages to select
Restart behavior:
Can request restart
May request user input:
No
Must be installed exclusively:
Requires network connectivity:
No
Uninstall Notes:
n/a
Uninstall Steps:
n/a
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