Intune will support macOS 14 (Sonoma) and later after macOS Tahoe 26 release this year. Existing devices on macOS 13.x or below remain enrolled but new enrollments require macOS 14+. Organizations should identify and upgrade devices running older macOS versions to maintain support.
Applies to: Microsoft Intune
Source: mc.merill.net — data via Merill Fernando's open archive (MIT).