Message CenterMajor changeUpdated messageFeature updateAdmin impact

MC1274325 — Upcoming change: Microsoft 365 Apps SAEC and MEC will unify

MC1274325Microsoft 365 appsplanForChangeUpdated: 19 June 2026

Starting July 14, 2026, Microsoft will unify the Semi-Annual Enterprise Channel (SAEC) and Monthly Enterprise Channel (MEC) for Microsoft 365 Apps into a single enterprise update channel, simplifying update management without changing existing policies or user workflows. No action is required.

Open in Message Center View in the live feed
Applies to: Microsoft 365 apps
Source: mc.merill.net — data via Merill Fernando's open archive (MIT).