Support for Office LTSC 2021 and additional apps ended on October 13, 2026

MC1509797 · published Oct 15, 2026 · 0 replies

Support for Office LTSC 2021 and related apps ended on October 13, 2026, with no more security updates or support. Organizations should upgrade to Microsoft 365 Apps or Office LTSC 2024 to maintain security, compliance, and support. Admins must identify and update affected devices promptly.