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v1.0Publisher announcementCalendars | Work hours and locations · September 2026

Calendars | Work hours and locations: 1 API change passage

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Added app-only support to the workHoursAndLocationsSetting , workPlanOccurrence , and workPlanRecurrence resources and related methods. Apps can use the Calendars.Read.All application permission to read a user's setting, recurrences, and occurrences, and Calendars.ReadWrite.All to create, update, and delete them.

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3 API documentation links

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What changed

First observed 21 Oct 2026

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