Summary
- Windows 11, version 23H2 Enterprise and Education editions will stop receiving monthly security and non-security preview updates after the announced end-of-updates date.
- The message is a reminder to identify devices still running Windows 11 23H2 in enterprise or education environments and plan an upgrade path.
- Microsoft recommends upgrading eligible devices to Windows 11, version 25H2 to keep receiving security and quality updates.
- This is an operating system lifecycle notice, not a feature rollout; no per-tenant configuration is provided in the post.
Primary Service: Windows
Microsoft 365 Message Center ID: MC1453772
Release Start: 10 Nov 2026
Release End: 10 Nov 2026
Last Modified: August 13, 2026
Admin Impact: Medium
User Impact: Medium
Category: Stay Informed
Tags: New feature, Admin impact
Status: Launched
Products & Platforms: Windows
History
8/12/2026 Item Added to Message Center
Microsoft Message
On November 10, 2026, Windows 11, version 23H2 Enterprise and Education editions will reach end of updates. The November 2026 Windows security update will be the last update available for these editions. After this date, devices running these editions will no longer receive monthly security and non-security preview updates containing protections from the latest security threats.
To continue receiving monthly security and quality updates, we recommend updating eligible devices running Windows 11, version 23H2 Enterprise and Education editions to Windows 11, version 25H2. Windows 11, version 25H2 Enterprise and Education editions will continue to receive updates until October 11, 2028.
For more information about product lifecycle dates, see Windows 11 release information and Lifecycle FAQ – Windows.