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

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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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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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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: Add web links as references in Copilot Notebooks

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Microsoft Copilot (Microsoft 365)

Updated June 5, 2026: We have updated the timeline. Thank you for your patience. [Introduction:] We’re introducing the ability to add public web links as references in Microsoft Copilot Notebooks. This enhancement allows users to ground Copilot responses on specific public web pages, expanding the types of content that can be used to inform and contextualize their work.A Microsoft 365 Copilot license is required to use this feature. This message is associated with Microsoft 365 Roadmap ID 516040. [When this will happen:] General Availability (Worldwide): Rollout will begin in late May 2026 (previously late April) and is expected to complete by end of June 2026 (previously end of May). [How this will affect your organization:] Who is affected: All users of Microsoft Copilot Notebooks with a Microsoft 365 Copilot license.What will happen: Users will be able to add public web links as refer

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(Updated) Microsoft Outlook for Windows: Add attachments while offline

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Exchange Online · Microsoft 365 apps

Updated June 5, 2026: We have updated the timeline. Thank you for your patience. IntroductionWe’re enhancing offline functionality in the new Microsoft Outlook for Windows. This update (Microsoft 365 Roadmap ID 496371) enables users to add file attachments while composing emails offline, improving productivity for those working without an internet connection. When this will happen Targeted Release (Worldwide): Rollout begins in late October 2025 and is expected to complete by late March 2026 (previously late November 2025). General Availability (Worldwide): This is now currently available.General Availability (GCC): Rollout begins in early June 2026 (previously early May) and is expected to complete by end of June 2026 (previously late May).How this affects your organization Users with offline mode enabled in the new Outlook for Windows will be able to attach files to draft emails while

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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