Microsoft Outlook: Automatically display automapped calendars
Services
Affected Platforms
Summary
Starting November 2025, Outlook will automatically display automapped calendars when switching between classic and new Outlook for Windows. The rollout requires no admin action and completes by December 2025. Users previously had to access these calendars manually. Notifications and documentation updates are recommended.
Details
Updated October 22, 2025: We have updated the timeline. Thank you for your patience.
Coming soon: Users will be able to automatically see their automapped calendars when toggling from classic Microsoft Outlook to new Outlook for Windows. This message applies to classic Outlook for Windows desktop and new Outlook for Windows desktop.
This message is associated with Microsoft 365 Roadmap ID 415168.
When this will happen:
Targeted Release: We will begin rolling out in early November 2025 (previously late October) and expect to complete by late November (previously late October).
General Availability: We will begin rolling out in early December 2025 (previously early November) and expect to complete by late December (previously late November).
How this will affect your organization:
Before this rollout, users were not able to see their automapped calendars when toggling from classic Outlook to new Outlook.
To access an automapped calendars, users can go to Microsoft Outlook > Calendar icon on left of screen > My Calendars > Automapped calendar.
This feature is on 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. You may want to notify your users about this change and update any relevant documentation.
Learn more
- The section called Use the shared calendar from the shared mailbox in Open and use a shared mailbox in Outlook - Microsoft Support
- Definition of automapping: Remove automapping for a shared mailbox - Outlook | Microsoft Learn
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