Mailbox import and export: added
What Microsoft changed
Month-dated announcementAdded the Delete mailboxItem method to the mailboxItem resource type in v1.0. Use this method to delete an individual mailbox item from a mailbox folder with Exchange soft-delete or hard-delete semantics.
API documentation
Source: Microsoft Graph monthly changes. Collection coverage. The publisher supplies a month, not an exact announcement day.
What changed
First observed 19 Oct 2026No field changes in the recorded history.
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