check before: 2025-05-01
Product:
Microsoft 365 Apps, Outlook
Platform:
Online, Web, Windows Desktop, World tenant
Status:
In development
Change type:
New feature, User impact
Links:
Details:
Summary:
Shared mailbox users and delegates will be able to manage settings by adding the mailbox as an account in Outlook for Windows. This feature will be rolled out in stages from May to August 2025. Users with Full Access will see a 'Promote' button to add the mailbox as an account. No admin action is required. More details are available [here](https://support.microsoft.com/office/preview-manage-shared-mailbox-settings-in-new-outlook-f6929a97-4fc6-4a52-b77d-5e596c6322b4?preview=true).
Details:
Some shared mailbox users and Delegates need to have the ability to manage the settings (such as Categories, Notifications, Rules, and Signatures) of the mailbox that is shared with them. In Outlook for Windows, this can be done by adding the Mailbox as an Account.
This message is associated with Microsoft 365 Roadmap ID 375635
[When this will happen:]
Public Preview: We will begin rolling out early-May 2025 and expect to complete by mid-May 2025.
Targeted Release: We will begin rolling out late-May 2025 and expect to complete by late-June 2025.
General Availability (Worldwide): We will begin rolling out late-July 2025 and expect to complete by late-August 2025.
Change Category:
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Scope:
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Release Phase:
General Availability, Preview, Targeted Release
Created:
2025-04-30
updated:
2025-05-01
Public Preview Start Date
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Task Type
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Docu to Check
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MS How does it affect me
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MS Preperations
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MS Urgency
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MS workload name
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linked item details
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summary for non-techies**
Outlook for Windows will automatically roll out a feature between May and August 2025 that allows users with full access to a shared mailbox to add it as an account, enabling them to manage settings like Categories, Notifications, Rules, and Signatures directly.
Direct effects for Operations**
User Experience Disruption
Users may experience confusion or disruption in their workflow as they adapt to the new method of managing shared mailboxes, potentially leading to decreased productivity during the transition period.
- roles: End Users, IT Support Staff
- references: https://support.microsoft.com/office/preview-manage-shared-mailbox-settings-in-new-outlook-f6929a97-4fc6-4a52-b77d-5e596c6322b4?preview=true
Increased Support Requests
The introduction of the new feature may lead to an increase in support requests from users who are unfamiliar with the changes, impacting the IT support team's workload and response times.
- roles: IT Support Staff, Help Desk Agents
- references: https://support.microsoft.com/office/preview-manage-shared-mailbox-settings-in-new-outlook-f6929a97-4fc6-4a52-b77d-5e596c6322b4?preview=true
Configutation Options**
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explanation for non-techies**
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** AI generated content. This information must be reviewed before use.
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change history
| Date | Property | old | new |
| 2025-05-01 | MC Messages | Some shared mailbox users and Delegates need to have the ability to manage the settings (such as Categories, Notifications, Rules, and Signatures) of the mailbox that is shared with them. In Outlook for Windows, this can be done by adding the Mailbox as an Account.
This message is associated with Microsoft 365 Roadmap ID 375635 [When this will happen:] Public Preview: We will begin rolling out mid-May 2025 and expect to complete by mid-June 2025. Targeted Release: We will begin rolling out mid-June 2025 and expect to complete by mid-July 2025. General Availability (Worldwide): We will begin rolling out mid-July 2025 and expect to complete by mid-August 2025. | Some shared mailbox users and Delegates need to have the ability to manage the settings (such as Categories, Notifications, Rules, and Signatures) of the mailbox that is shared with them. In Outlook for Windows, this can be done by adding the Mailbox as an Account.
This message is associated with Microsoft 365 Roadmap ID 375635 [When this will happen:] Public Preview: We will begin rolling out early-May 2025 and expect to complete by mid-May 2025. Targeted Release: We will begin rolling out late-May 2025 and expect to complete by late-June 2025. General Availability (Worldwide): We will begin rolling out late-July 2025 and expect to complete by late-August 2025. |
| 2025-05-01 | MC How Affect | After this rollout, users with Full Access permission to a shared mailbox, or another user's mailbox, will have the ability to add that mailbox as an account in the new Outlook for Windows. Users who have full access mailboxes that are automapped will see a 'Promote' button on the Shared with Me Settings page. Clicking this button will allow users to add the mailbox as an account.
For organizations that do not have automapping enabled, shared mailboxes will be automatically added as accounts when the users adds the mailbox and they have the correct permission to add it as an accounts. Once a user adds a shared mailbox as an account, they will have the ability to manage all settings for that mailbox. This is similar behavior that exists in the classic Outlook for Windows and OWA through the 'open another mailbox' button. | After this rollout, users with Full Access permission to a shared mailbox, or another user's mailbox, will have the ability to add that mailbox as an account in the new Outlook for Windows. Users who have full access mailboxes that are automapped will see a 'Promote' button on the Shared with Me Settings page. Clicking this button will allow users to add the mailbox as an account.
For organizations that do not have automapping enabled, shared mailboxes will be automatically added as accounts when the users adds the mailbox and they have the correct permission to add it as an account. Once a user adds a shared mailbox as an account, they will have the ability to manage all settings for that mailbox. This is similar behavior that exists in the classic Outlook for Windows and OWA through the 'open another mailbox' button. For more information on how to add a shared mailbox as an account in the new Outlook follow this page: Manage shared mailbox settings in new Outlook |
| 2025-05-01 | MC Last Updated | 04/30/2025 01:44:29 | 2025-04-30T17:11:49Z |
| 2025-05-01 | MC prepare | This rollout will happen automatically by the specified dates with no admin action required before the rollout. Review your current configuration to assess the impact on your organization. You may want to notify your users about this change and update any relevant documentation.
#newoutlookforwindows https://www.microsoft.com/microsoft-365/roadmap?rtc=1%26filters%3D&searchterms=375635 | This rollout will happen automatically by the specified dates with no admin action required before the rollout. Review your current configuration to assess the impact on your organization. You may want to notify your users about this change and update any relevant documentation.
#newoutlookforwindows https://support.microsoft.com/office/preview-manage-shared-mailbox-settings-in-new-outlook-f6929a97-4fc6-4a52-b77d-5e596c6322b4?preview=true https://www.microsoft.com/microsoft-365/roadmap?rtc=1%26filters%3D&searchterms=375635 |
| 2025-05-01 | MC Summary | Shared mailbox users and Delegates will be able to manage settings by adding the mailbox as an account in Outlook for Windows. Rollout starts in mid-May 2025 for Public Preview and completes by mid-August 2025 for General Availability. No admin action is required, but review and notify users about this change. | Shared mailbox users and delegates will be able to manage settings by adding the mailbox as an account in Outlook for Windows. This feature will be rolled out in stages from May to August 2025. Users with Full Access will see a 'Promote' button to add the mailbox as an account. No admin action is required. More details are available [here](https://support.microsoft.com/office/preview-manage-shared-mailbox-settings-in-new-outlook-f6929a97-4fc6-4a52-b77d-5e596c6322b4?preview=true). |
Last updated 1 week ago
