Microsoft has announced that security updates for the Home and Pro editions of Windows 11 23H2 will cease as of November 11, 2025. The last available update for these editions will be the November 2025 monthly security update. In contrast, the Enterprise, Education, and IoT Enterprise editions of Windows 11 23H2 will remain under mainstream support until November 2026. Users are encouraged to upgrade to Windows 11 25H2, which became available in September 2025 and will receive support until October 2027. Eligible devices can check for the update in the Windows Update settings, and for unmanaged devices, the update will be applied automatically.