Notifications in Microsoft Outlook for Windows and Outlook for the web will be batched in the Notifications pane. The rollout starts in December 2024 for Targeted Release and February 2025 for General Availability. Users can access batched notifications via the bell icon. No admin action is required.
Applies to: Exchange Online · Microsoft 365 for the web · Microsoft 365 apps
Source: mc.merill.net — data via Merill Fernando's open archive (MIT).