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RM496371Outlook: add attachments while offline in the new Outlook for Windows

Summary

We are adding more functionality to offline mode in the new Outlook for Windows. You will now be able to add attachments while drafting your email without an internet connection. #newoutlookforwindows

Description

We are adding more functionality to offline mode in the new Outlook for Windows. You will now be able to add attachments while drafting your email without an internet connection. #newoutlookforwindows

GA date: October CY2025