check before: 2022-10-25
Product:
Windows
Platform:
Windows Desktop, World tenant
Status:
Change type:
Admin impact
Links:

Details:
The October 2022 security update release, referred to as our "B" release, is now available for Windows 11 and all supported versions of Windows 10. We recommend that you install these updates promptly. For more information about the contents of this update, see the release notes, which are easily accessible from the Windows 11 and Windows 10 update history pages. For instructions on how to install this update on your home device, check the Update Windows article. To learn more about the different types of monthly quality updates, see our Windows quality updates primer.
Highlights for the Windows 11 update:
This security update includes improvements that were a part of update KB5017389 (released September 29, 2022).
This update contains miscellaneous security improvements to internal OS functionality.
This update makes quality improvements to the servicing stack, which is the component that installs Windows updates.
Short on time? Watch our short monthly release notes video for a summary of this month’s Windows 11 updates.
For instructions on how to install this update for your operating system, see the KB for your OS listed below:
Windows 11, version 22H2: KB5018427
Windows 11, version 21H2: KB5018418
Windows 10, version 21H2: KB5018410
Windows 10, version 21H1: KB5018410
Windows 10, version 1809, Windows Server, version 1809, Windows Server 2019: KB5018419
Windows 10, version 1607, Windows Server 2016: KB5018411
Windows 10, version 1507: KB5018425
Windows 8.1, Windows Server 2012 R2: Monthly Rollup: KB5018474/ Security Only: KB5018476
Windows Server 2012: Monthly Rollup: KB5018457 / Security Only: KB5018478
Windows 7 Service Pack 1, Windows Server 2008 R2 Service Pack 1: Monthly Rollup: KB5018454 / Security Only: KB5018479
Windows Server 2008 Service Pack 2: Monthly Rollup: KB5018450 / Security Only: KB5017371
Change Category:
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Scope:
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Release Phase:
Created:
2022-10-12
updated:
2022-10-12
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Last updated 5 months ago