Microsoft Graph: Graph API – New Outlook for Windows usage

New Outlook for Windows usage will be added to the Microsoft Graph API, allowing organizations to monitor the adoption and usage of the new Outlook for Windows client within their organization. This will facilitate the creation of customized reports and analytics. Metrics included in the Graph API will match those available in new Outlook for Windows usage of Microsoft 365 apps usage report in the Microsoft 365 admin center, including tenant-level count of active users who have transitioned from Outlook for Windows (classic) to the new Outlook for Windows, as well as flags indicating usage of the new or classic Outlook per user over the specified time period.

Product Microsoft Graph
Release phase General Availability
Release date June CY2025
Preview date: March CY2025
Platform Web
Cloud Instance Worldwide (Standard Multi-Tenant)
Created 2025-01-16
Roadmap ID 475245
Roadmap Link https://www.microsoft.com/microsoft-365/roadmap?featureid=475245


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I've been working with Microsoft Technologies over the last ten years, mainly focused on creating collaboration and productivity solutions that drive the adoption of Microsoft Modern Workplace.

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