The new SharePoint experience, rolling out from March to July 2026, features a redesigned app bar with Discover, Publish, and Build hubs, AI capabilities for licensed users, and renamed Favorites replacing Followed Sites and Saved for Later. Preview is available now; full rollout begins mid-June with no opt-out.
Applies to: SharePoint Online
Source: mc.merill.net — data via Merill Fernando's open archive (MIT).