The March 2024 security update for Windows 11, identified as KB5035853 with OS Builds 22621.3296 and 22631.3296, has been made available to users. This update brings essential security enhancements to the Windows operating system. Additionally, there are key changes and improvements introduced with this update for both Windows 11 Version 23H2 and Version 22H2.
Important Date Updates:
New dates have been set for the end of non-security updates for Windows 11, version 22H2. The revised end date is now June 24, 2025, for Enterprise, Education, IoT Enterprise, and Enterprise multi-session editions. Home, Pro, Pro Education, and Pro for Workstations editions of version 22H2 will continue to receive non-security preview updates until June 26, 2024. Following these deadlines, only cumulative monthly security updates will be available for the supported editions of Windows 11, version 22H2. This date adjustment, originally communicated for February 27, 2024, reflects Microsoft's responsiveness to user feedback, allowing more customers to benefit from ongoing innovations.Key Improvements and Enhancements:
- Windows 11, Version 23H2:
- The update includes all the improvements from Windows 11, Version 22H2.
- Windows 11, Version 22H2:
- This security update encompasses the improvements introduced in the KB5034848 update from February 27, 2024.
- Resolves a known issue that could hinder the installation of the February 2024 security and preview updates, potentially causing devices to stall at 96% with error code "0x800F0922" and the message "Something did not go as planned." Some additional changes and quality improvements have been implemented, ensuring a smoother and more secure user experience post-update.
How to Obtain the Update:
Users can seamlessly procure this update through various channels like Windows Update, Microsoft Update, the Microsoft Update Catalog, and Windows Server Update Services (WSUS). These platforms facilitate the automatic download and installation of this crucial security update.File Information and Additional Resources:
For those seeking detailed information on the specific files included in this update, the file details for the cumulative update (5035853) and the servicing stack update (22621.3294 and 22631.3294) are available for reference.Conclusion:
The March 2024 security update for Windows 11 is a proactive measure by Microsoft to enhance the security and performance of the operating system. By providing insights into the key changes and improvements in Version 23H2 and Version 22H2, Microsoft continues to prioritize user experience and system reliability. Stay tuned for more updates by following @WindowsUpdate on the Windows release health dashboard.
