The feature allowing Business-licensed Teams users to start chats with external contacts by email address has been canceled. The previously announced feature is no longer available, and guest accounts remain the only way to chat with external users.
Microsoft has released Extended SharePoint Permissions (ESP) to general availability, keeping SharePoint access controls attached to files even after they leave the library.
Microsoft Edge 148 introduces a Copilot-inspired New Tab Page for Edge for Business, combining search, chat, and work content in a single experience. If not configured, it’s currently off by default, but users can enable it in the Edge settings.
Outlook Mobile adds a new setting that lets users keep meeting invitations in the Inbox after responding, aligning with Outlook on the web and the new Outlook.
Microsoft is changing the default app for opening Word, Excel, and PowerPoint files from Teams. Files will now open in the desktop or web app rather than within the Teams window.
Microsoft 365 profile cards now include Awards and Certifications, surfacing existing values from the profile schema for organizations already populating the information via Microsoft Graph.
Microsoft Defender now flags devices still relying on the older Secure Boot 2011 certificates, helping organizations to identify which ones need attention before they begin expiring in June 2026.
Events in Teams, such as Town halls, Webinars, and Meetings, now support a backup RTMP-In source to keep a live broadcast running if the main stream is interrupted.
Microsoft has rebranded Windows 365 Frontline to Windows 365 Flex. The product itself, including how it works and the licensing, remains unchanged.
Federated Copilot Connectors are enabled by default for Copilot-licensed users. AI administrators can now change the default setting via PowerShell and re-enable specific connectors for selected users and groups.
Microsoft 365 Copilot Chat now opens Word, Excel, and PowerPoint citations directly inside the chat, so users can review referenced files without switching to a new browser tab.
Microsoft added a new migration state to expose details about failed Private Channel migrations, including ownerless channels requiring manual intervention. Teams admins should review their state.
Viva Engage introduces new community and storyline event types: Broadcast (Town Halls), Meeting (Webinars), and Async (AMA) events, alongside a unified events landing page.
Microsoft is adding support for prepaid Copilot Credits in Microsoft 365 billing policies, so organizations can use agents in Copilot Chat without connecting to an Azure subscription. This enhancement applies to users without a Microsoft 365 Copilot license.
Microsoft is updating the Access Request and Access Denied page experience in SharePoint and OneDrive with a visual refresh, making the status of access requests clearer for users.
Microsoft is retiring the existing agent registry Graph API in June 2026. The new Agent 365 Graph API is only available to tenants with at least one Agent 365 license.
Teams meetings now support automatic transcription without recording. Meeting organizers can select “Transcribe only” when scheduling, giving them more granular control in environments where recording is restricted by compliance or privacy policies.
OneDrive for Windows is increasing the sync limit from 300,000 to one million items per device for eligible hardware configurations. The update is currently in Public Preview and available to Insiders.
Microsoft is adding a built-in option for users to report suspicious one-to-one Teams calls directly from their call history, with submitted reports surfacing in the Microsoft Defender portal.
OneDrive and SharePoint now support viewing, editing, and creating Markdown (.md) files directly in the browser, with no additional tools or downloads required.