Published Oct 7, 2024
Starting December 2025, Outlook will automatically display automapped calendars when switching from classic to new Outlook for Windows. The rollout requires no admin action, is enabled by default, and completes by January 2026. Users previously had to access automapped calendars manually.
Updated November 5, 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 December 2025 (previously early November) and expect to complete by early January 2026 (previously late November 2025).
General Availability: We will begin rolling out in early January 2026 (previously early December 2025) and expect to complete by late January 2026 (previously late December 2025).
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.
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