message recall

Additional coverage of this story: Exchange Online Cross-Tenant Recall Requires Recipient Approval A companion deployment guide adds the mid-August-to-mid-September rollout window across commercial, government, defense, and 21Vianet environments, plus Exchange Online PowerShell commands for...

Microsoft announced on July 10, 2026, that Exchange Online will gain Cross-Tenant Message Recall, allowing a sender in one Microsoft 365 tenant to recall a message from another tenant’s mailbox only when the receiving organization has explicitly authorized the sender’s tenant. The capability is...