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Microsoft Outlook: Users can set custom account descriptions

From Microsoft 365 Message Center Archive by Merill Fernando · Microsoft may not have sent this notice to your tenant.

Rollout

Roadmap
470602

Rollout dates are often only in the text. When Microsoft moves them, the change shows under "What changed".

Schedule dates changed in the text

Date phrases in schedule sentences differ between the versions this installation saw
  • Seen 23 Sep 2025 mid-September 2025 → late September 2025
  • Seen 24 Jul 2025 late July 2025 → mid-September 2025
  • Seen 4 Jun 2025 late May 2025 → late July 2025
  • Seen 7 May 2025 late April 2025 → late May 2025

Read from date phrases in Microsoft's text, not from notice metadata. A changed phrase can be a moved rollout, a new milestone or just rewording; "What changed" below shows which.

What the notice says

Microsoft’s text, safely structured

Updated September 23, 2025: We have updated the timeline. Thank you for your patience.

Coming soon to Microsoft New Outlook: Users of the New Outlook for Windows can now set custom descriptions for their accounts, making it easier to identify their multiple accounts in the New Outlook folder list as well as various lists and menus across Outlook.

This message applies to New Outlook for Windows.

This message is associated with Microsoft 365 Roadmap ID 470602.

When this will happen

Targeted Release: We will begin rolling out in late February 2025 and expect to complete by late March 2025.

General Availability (Worldwide): We will begin rolling out in late March 2025 and expect to complete by late September 2025 (previously mid-September).

How this will affect your organization

Users can set the custom descriptions in Outlook Settings > Accounts > Your Accounts > Manage:

In this example, the user chose "Work" as the name of their first account:

Examples of custom descriptions ("Work" and "Personal") for multiple Outlook accounts:

This change will be available by default.

What you need to do to prepare

This rollout will happen automatically by the specified date with no admin action required before the rollout. Review your current configuration to determine the impact for your organization. You may want to notify your users about this change and update any relevant documentation.

#newoutlookforwindows

What changed

Between archive captures, newest first
  1. Updated July 24,September 23, 2025: We have updated the timeline. Thank you for your patience. Coming … begin rolling out in late March 2025 and expect to complete by mid-Septemberlate September 2025 (previously late July).mid-September). How this will affect your organization: Users can set the custom descriptions …

  2. Updated June 4,July 24, 2025: We have updated the timeline below. timeline. Thank you for your patience. Coming soon to Microsoft New Outlook: Users … begin rolling out in late March 2025 and expect to complete by late July mid-September 2025 (previously late May).July). How this will affect your organization: Users can set the custom descriptions …

  3. Updated May 7,June 4, 2025: We have updated the timeline below. Thank you for your patience. … rolling out in late March 2025 and expect to complete by late MayJuly 2025 (previously late April).May). How this will affect your organization: Users can set the custom descriptions …

    • Tags New feature, User impact → Updated message, New feature, User impact

    Updated February 11,May 7, 2025: We have updated the title and content. timeline below. Thank you for your patience. Coming soon to Microsoft New Outlook: Users … rolling out in late March 2025 and expect to complete by late April 2025.May 2025 (previously late April). How this will affect your organization: Users can set the custom descriptions …

  4. Updated February 11, 2025: We have updated the title and content. Thank you for your patience. Coming soon to Microsoft New Outlook: Users of the New Outlook users will be able to for Windows can now set custom descriptions for their accounts, making it easier to identify their multiple accounts in the New Outlook folder list as well as various lists and menus across Outlook. This message applies to New Outlook for Windows. This message is associated with Microsoft 365 Roadmap ID …

  5. · first version seen

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