Azure PST Import enables Microsoft 365 admins to import PST files from Azure Blob Storage into Exchange Online mailboxes using PowerShell. The process includes readiness analysis, import execution, and cleanup, with no GUI available. It starts globally on August 31, 2026, requiring specific Azure permissions and mailbox prerequisites. Imported data follows existing retention and compliance policies.
Applies to: Microsoft Purview
Source: mc.merill.net — data via Merill Fernando's open archive (MIT).