M365 Archive

RM472026 - Outlook: open attachments while offline in the new Outlook for Windows

Microsoft 365 Roadmap

Summary

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

Roadmap ID

472026

View in M365 Roadmap

Last Updated

Sep 23, 2025

Published Dec 13, 2024

Status

Launched

Release

General Availability
Targeted Release

Platforms

Desktop

Service

Outlook

Tag

Launched
General Availability
Targeted Release
Worldwide (Standard Multi-Tenant)
GCC

Cloud

GCC
Worldwide (Standard Multi-Tenant)

Description

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

GA date: May CY2025