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(Updated) Update to EWS Access for Kiosk / Frontline Worker Licenses

Major Change
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Services
Exchange Online

Updated June 10, 2026: We have updated the timeline. Thank you for your patience.We're making some changes to Exchange Web Services (EWS).Starting October 1, 2026 (previously June 30), we will start to block EWS access for all mailboxes without license rights to EWS. This is another step in our ongoing commitment to enhance the security and control mechanisms of EWS.[How this will affect your organization:]The impacted licenses are: Exchange Online KioskMicrosoft 365 and Office 365 F1Microsoft 365 and Office 365 F3As stated in the Service Descriptions, these licenses do not provide access to mailboxes via EWS, but these restrictions were never enforced. With this change, EWS access for users with only these license types will be blocked.[What you need to do to prepare:]If you wish these users to continue to use EWS, and your users are licensed with one of these noted above, you’ll need t

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(Updated) Microsoft 365 Copilot: Updates to memory and personalization

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Services
Microsoft 365 Copilot Chat

Updated June 8, 2026: We have updated the timeline. Thank you for your patience. [Introduction:]We’re updating Memory in Microsoft 365 Copilot to improve personalization and enhance the user experience. With this update, Copilot will personalize responses using chat history, helping users receive more relevant and contextual replies. We’re also introducing refreshed user controls in Copilot settings to make it easier to view and manage Saved Memory. This will be available to all Copilot Chat users.Control over personalization using chat history is also available, with details for users via the settings screen. [When this will happen:]Public Preview (Frontier): Begins rolling out mid-November 2025.General Availability: Begins early January 2026 (previously early November 2025) and is expected to completed in July 2026 (previously May).[How this affects your organization:]All users of Micr

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(Updated) Microsoft Outlook for iOS/Android: Improved Contacts with profile enrichment and duplicate management

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Services
Exchange Online · Microsoft 365 apps

Updated June 8, 2026: We have updated the timeline. Thank you for your patience. We’re enhancing the contact experience in Microsoft Outlook Mobile (iOS and Android) by introducing profile-enriched contacts and automatic duplicate contact management. These improvements aim to streamline contact views and provide richer organizational context.This message is associated with Microsoft 365 Roadmap ID 493753.This feature has previously been released to the People Hub in new Outlook for Windows. More details in MC927963 (Updated) New Microsoft Outlook for Windows: People Hub improvements (published November 2024, updated April 2025).[When this will happen:] General Availability (Worldwide): We will begin rolling out mid-July 2025 (previously late June) and expect to complete by end of September 2026 (previously end of May).[How this will affect your organization:]Before this rollout, Outlook

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(Updated) Microsoft 365 Copilot: RSVP to meetings directly in Copilot chat

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Services
Microsoft Copilot (Microsoft 365)

Updated June 4, 2026: We have updated the timeline. Thank you for your patience. [Introduction] We’re introducing a new capability in Microsoft 365 Copilot chat that allows users to RSVP to meetings directly within the chat experience. This enhancement simplifies meeting management by enabling quick responses such as Accept, Decline, Tentative, Follow, or Remove canceled meetings—all without leaving Copilot chat. [When this will happen] General Availability (Worldwide): Rollout will begin by mid-January 2026 (previously early January) and is expected to complete by end of April 2026 (previously mid-February).General Availability (GCC and DoD): Rollout will begin by early September 2026 and is expected to complete by mid-September 2026. [How this affects your organization] Who is affected: Users with a Microsoft 365 Copilot license. What will happen: Users can RSVP to meetings directly fr

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(Updated) Microsoft Teams: Viva Engage communities in Teams

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Services
Microsoft Teams · Microsoft Viva

Updated June 3, 2026: We have updated the content. Thank you for your patience. [Introduction]We’re introducing Viva Engage communities in Microsoft Teams to make it easier for employees to connect, share, and learn across your organization. This new experience brings discoverable, asynchronous conversations and leadership engagement into Teams—helping employees explore ideas and perspectives beyond project-based collaboration.This message is associated with Microsoft 365 Roadmap ID 513274.[When this will happen]General Availability (Worldwide): Early June 2026 (previously May) to late July 2026 (previously end of May)[How this affects your organization]Who is affected: All Microsoft Teams users with access to Viva Engage.What will happen:This feature is available to all Microsoft Teams customers with a standard Microsoft 365 and Teams license and access to Viva Engage. No additional Tea

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(Updated) Outlook: Delimiter setting admin policy

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Services
Exchange Online

Updated June 2, 2026: We have updated the content and timeline. We are in the process of correcting an issue with setting the policy. We expect to complete in early July. Thank you for your patience. [Introduction]We’re adding a new Exchange Online admin policy that gives admins more control over the default Mail Compose and Reply setting that determines whether commas are used as recipient separators.This message is associated with Microsoft 365 Roadmap ID 557676.[When this will happen]General availability (Worldwide): Rollout will begin in early April 2026 and complete by early July 2026 (previously mid-May).[How this will affect your organization]Who is affectedExchange Online administrators in New Outlook for Windows and Outlook for WebAll users composing or replying to email in Outlook where no per‑user override is configuredWhat will happenA new admin policy will be available to se