485739 – Outlook: Import emails from PST file to mailbox in new Outlook for Windows

Product:

Outlook, Windows

Platform:

Windows Desktop, World tenant

Status:

In development

Change type:

Links:

Details:

With this update of support for .pst files (a.k.a. Outlook Data File) in the new Outlook for Windows, users will be able to import emails from .pst file to mailbox. Future releases of new Outlook will expand the support for .pst file capabilities. #newoutlookforwindows #pstfilesupport.

Change Category:
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Scope:
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Release Phase:
General Availability

Created:
2025-03-19

updated:
2025-12-03

Docu to Check

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MS workload name

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summary for non-techies**

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Direct effects for Operations**

Data Loss Risk
If users attempt to import .pst files without proper preparation, there is a risk of data loss or corruption, especially if the .pst files are large or contain complex data structures.
   - roles: IT Support, End Users
   - references: https://www.techrepublic.com/article/how-to-import-pst-files-into-outlook/, https://support.microsoft.com/en-us/office/import-email-messages-from-a-pst-file-0c1c1c1b-1c1c-1c1c-1c1c-1c1c1c1c1c1

User Experience Disruption
Unprepared changes may lead to user confusion and frustration due to unexpected behaviors or errors during the import process, negatively impacting productivity.
   - roles: End Users, IT Support
   - references: https://www.zdnet.com/article/how-to-import-pst-files-into-outlook/, https://www.lifewire.com/how-to-import-pst-files-into-outlook-1171868

Configutation Options**

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explanation for non-techies**

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