All editions of Version 21H2 reached the end of servicing by October 8, 2024, meaning they no longer receive security or quality updates. Transition to Windows 11 Version 22H2 (Build 22621)
Released as part of "Patch Tuesday," Build 22000.978 (KB5017328) focused on stabilizing the operating system and addressing security vulnerabilities.
Addressed a critical issue where the web dialog for signing in or out of Microsoft accounts (MSA) failed to appear on some devices.
Included various security improvements and quality fixes for the Servicing Stack , ensuring a reliable update process.