Declarative Agents have already rolled out to Microsoft 365 Copilot chat, with this update we will be adding support for the same set of agents in Copilot chat in Outlook too.
Copilot generated summary provides an overview of the details and outcomes of transferred calls. It includes information such as the caller’s details, the reason for the transfer, and the final resolution.
New Outlook for Windows will support S/MIME (Secure/Multipurpose Internet Mail Extensions) signing and encryption as an outcome of sensitivity labels. Admins can use set label advanced setting to define the label to have S/MIME sign or encryption or both, and emails with those labels applied will enforce S/MIME sign and encrypt accordingly.
Allow files from OneDrive to be added as a grounding source in the Sources tab when creating a custom agent. This would apply to agents created from both OneDrive and SharePoint.
Your tenant might be impacted by changes to the EWS usage control in Exchange Online. The EWSEnabled parameter is set to False, but some users are still accessing EWS. Review the previous announcement and blog post to make necessary changes before the update is applied. More information: [The way to control EWS usage in Exchange Online is changing](https://aka.ms/EWSEnabledChange).
New PowerShell cmdlet, Get-SPOCopilotPromoUsage, will be available on March 1, 2025, for SharePoint and Global Admins to review tenant-level usage data for the SharePoint agents trial. Admins need to download version 16.0.25813.12000 of SharePoint PowerShell. No admin action is required before or after the rollout.
Administrators should review and update management policies for the new Microsoft Outlook for Windows. Key policies include configuring accounts based on Active Directory, controlling personal mailbox connections, and managing domain-specific mailbox connections. Detailed guidance and policy mapping from classic Outlook are available in the provided links.
IT Administrators can now monitor Microsoft Teams desktop client health for Windows and Mac via the new ‘Teams client health’ page in the Teams admin center. This feature, rolling out from March to May 2025, provides insights into client health metrics and allows proactive monitoring and troubleshooting. No admin action is required for the rollout.
Microsoft 365 Copilot Chat input box design will be updated to a consistent design across the Web and Work tabs, with no functionality changes. This rollout requires a Microsoft 365 Copilot or Microsoft 365 license and will occur from early to mid-March 2025. No admin action is required.
The behavior of the EWSEnabled switch in Exchange Online is changing. Starting April 1, 2025, EWS will only be allowed if both the organization-level and user-level EWSEnabled flags are true. This change aims to improve policy enforcement consistency. Check the blog for more details: [The way to control EWS usage in Exchange Online is changing](https://aka.ms/EWSEnabledChange).
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