Published Oct 7, 2024
Starting late October 2025, Outlook will automatically display automapped calendars when switching between classic and new Outlook for Windows. This feature is on by default, requires no admin action, and aims to improve calendar access. Rollout completes by late November 2025.
Updated August 20, 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 late October 2025 (previously late August) and expect to complete by late October (previously late August).
General Availability: We will begin rolling out in early November 2025 (previously early September) and expect to complete by late November (previously late September).
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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