Microsoft Expands Cross-Tenant Message Recall in Exchange Online

Microsoft has rolled out a new feature for Exchange Online that enables users to recall messages sent to recipients in external Microsoft 365 tenants. This capability was previously restricted to messages within the same tenant to ensure privacy. The update aims to enhance collaboration among organizations, particularly for partners and subsidiaries, by reducing the risk of accidental data leaks. The feature is designed to give organizations better control over their communications when working with trusted partners, contractors, and subsidiaries. This change is significant for businesses that frequently collaborate across different Microsoft 365 environments. The rollout occurred on July 10, 2026, and is now available to users.

Key Points: • Microsoft introduced cross-tenant message recall for Exchange Online on July 10, 2026. • The feature allows users to recall messages sent to external Microsoft 365 tenants. • This update enhances collaboration while reducing the risk of accidental data leaks.