Exchange Online Admin API permission change hits Nov. 30 deadline

The Exchange Online Admin API lets applications automate administrative tasks; Microsoft says organizations using its outgoing permissions have until November 30, 2026, to migrate. Replace delegated access permission Exchange.ManageV2 with Exchange.AdminAPI.Manage, and app-only permission Exchange.ManageAsAppV2 with Exchange.AdminAPI.ManageAsApp. The old permissions are set to be deprecated on December 1 for worldwide tenants. Source

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