472026 – Outlook: open attachments while offline in the new Outlook for Windows

Product:

Outlook

Platform:

US Instances, Windows Desktop, World tenant

Status:

Launched

Change type:

Links:

MC1047925

Details:

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

Change Category:
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Scope:
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Release Phase:
General Availability, Targeted Release

Created:
2024-12-13

updated:
2025-09-24

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**

Please, look at the most relevant linked item for details

explanation for non-techies**

The new Outlook for Windows is introducing a feature that allows users to open and save email attachments even when they are offline. Think of it like downloading a movie or a playlist on your streaming service to watch or listen to when you don't have internet access. Previously, if you wanted to access an attachment in your email, you needed to be connected to the internet. Now, with this update, you can prepare for times when you might not have a connection, such as during a flight or in areas with poor connectivity, by accessing attachments directly from your device.

This change enhances productivity by ensuring that important documents are always within reach, regardless of your internet situation. It's like having a portable file cabinet that you can access anytime, anywhere, without needing to be plugged into the web. This feature is particularly useful for professionals who frequently travel or work in environments where internet access is not guaranteed. By allowing offline access to attachments, Outlook is making it easier to stay on top of your work, no matter where you are.