SharePoint: Entra B2B integration for external sharing in OneDrive & SharePoint

Summary

OneDrive and SharePoint will use Microsoft Entra B2B as the invitation and authentication method for external users, replacing the legacy SharePoint One Time Passcode (SPO OTP) experience. External sharing will automatically create B2B guest accounts in your directory, delivering consistent external collaboration across Microsoft 365, stronger guest identity management, and modern security aligned with Microsoft Entra standards.

Status
In development
General availability target
Apr 2026
Preview target
May 2026
Products
OneDrive, SharePoint
Clouds
Worldwide (Standard Multi-Tenant), GCC, GCC High, DoD
Release phases
General Availability, Preview, Targeted Release
Platforms
Web
Added to the roadmap
25 Mar 2026
Last changed
25 Mar 2026 · 6mo ago
recently changed
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