The August 2024 Windows security update is now available

The August 2024 security update is now available for all supported versions of Windows. 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. To learn more about the different types of monthly quality updates, see Windows monthly updates explained. To be informed about the latest updates and releases, follow us on X @WindowsUpdate.

Highlights for the Windows 11, versions 23H2 and 22H2 update: 
  • This security update includes improvements that were a part of update KB5040527 (released July 23, 2024). 
  • This update addresses an issue that affects BitLocker. BitLocker recovery screen shows when you start up your device. This occurs after you install the July 9, 2024, update.
  • This update addresses CVE-2024-38143. Because of this, the “Use my windows user account” check box is not available on the lock screen to connect to Wi-Fi.
  • This update removes the NetJoinLegacyAccountReuse registry key. For more information refer to KB5020276 – Netjoin: Domain join hardening changes.
Short on time? Watch our Windows 11 release notes video for this month’s tips.
For instructions on how to install this update for your operating system, see the KB for your OS listed below: 
REMINDER The October 2024 security update is the last security release for Enterprise and Education editions of Windows 11, version 21H2 and Home and Pro editions of Windows 11, version 22H2. After this date, devices running these editions will no longer receive monthly security and preview updates containing protections from the latest security threats. Supported editions of Windows 11, versions 23H2 and 22H2 will continue to have support through their specific lifecycle dates, which can be found at the Windows 11 release information page.

Message ID: MC860721


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I've been working with Microsoft Technologies over the last ten years, mainly focused on creating collaboration and productivity solutions that drive the adoption of Microsoft Modern Workplace.

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