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Message center announcements

April 13, 2026 - April 19, 2026

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Major updates

Modernized Change Management for Microsoft 365

MC1282306 | April 19 - Microsoft 365 introduces a modernized change management model with flexible release audiences (Frontier, Standard, Deferred), enhanced Message center communications, and AI-powered insights via the MCP Server. Rolling out mid-April 2026, it offers IT teams greater clarity, control, and proactive change management.
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Microsoft Purview eDiscovery: Naming and description fields will restrict certain special characters

MC1282562 | April 16 - Starting mid-May 2026, Microsoft Purview eDiscovery will restrict the use of +, -, =, @, /, and * in naming and description fields for cases, holds, searches, and review sets. Existing entities remain unaffected unless edited, which will trigger validation. No admin action is required, but user communication is recommended.
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Message center post structure updates may require admin script changes

MC1282308 | April 16 - Microsoft 365 Message center post headings will be standardized starting May 16, 2026, affecting admins using scripts or automation based on old headings. Update scripts to recognize new headings like "What and Why" and "Rollout Schedule" to avoid failures and ensure downstream systems work correctly.
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Microsoft Entra ID Governance: Azure subscription required to continue using guest governance features

MC1225192 | April 16 - Starting January 30, 2026, Microsoft Entra ID Governance requires tenants to link an Azure subscription to use guest governance features. Without this, creating or updating guest-scoped policies will be blocked. Existing policies run, but new actions need subscription-linked billing under the Monthly Active User model.
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(Update)Microsoft Entra ID: General Availability of passkey profiles and migration for existing Passkeys (FIDO2) tenants

MC1221452 | April 15 - Starting March 2026, Microsoft Entra ID will GA passkey profiles and synced passkeys for tenants with Passkeys (FIDO2) enabled. Existing tenants will be auto-migrated to a default passkey profile with a new passkeyType property. Changes also affect Microsoft-managed authentication registration campaigns.
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Submit agent to the Agent Store from Agent Builder

MC1280557 | April 15 - Starting mid-May 2026, Agent Builder users can submit agents for admin review before publishing to the organization's Agent Store catalog. Admins control approval, access, and deployment. Approved agents appear in the store for users to discover and install, with updates requiring reapproval. No pre-rollout action needed.
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(Updated) Always-on diagnostics for Endpoint DLP – Turned on by default

MC1246001 | April 14 - Starting late April 2026, Always-on diagnostics for Endpoint DLP will be enabled by default on Windows devices in Microsoft Purview, storing diagnostic logs locally for 90 days. Admins can opt out anytime via the Purview portal. This improves troubleshooting and support efficiency but opting out may hinder issue resolution.
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(Updated) Simplified Teams app bar to create a cleaner and more focused experience

MC1234559 | April 14 - Microsoft Teams app bar will be simplified by mid-March to end of April 2026, reducing clutter and improving navigation. Users can show/hide the app bar with shortcuts (Ctrl+\ on Windows, Cmd+\ on Mac). The change is default-enabled for all desktop users with no admin action required.
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Queues app on Microsoft Teams mobile

MC1279071 | April 13 - The Queues app on Microsoft Teams mobile (iOS and Android) will allow calling representatives and supervisors to manage call queues, view queue details, and call history on the go. Rolling out worldwide from mid- to late May 2026, it is enabled by default for licensed Teams Phone and Teams Premium users.
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(Updated) Microsoft Edge for Business: Cross-tenant support using Intune Mobile Application Management (MAM)

MC1255405 | April 13 - Microsoft Edge for Business now supports cross-tenant Intune Mobile Application Management (MAM) policies, enabling data protection on devices managed by different tenants. This opt-in feature enforces app protection, redirects downloads to OneDrive, and activates leak controls, enhancing security for contractors and partners without disrupting users.
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Support for Office LTSC 2021, and additional apps will end on October 13, 2026

MC1278920 | April 13 - Support for Office LTSC 2021 and related apps ends October 13, 2026, with no further updates or support. Organizations should upgrade to Microsoft 365 Apps or Office LTSC 2024 to maintain security, compliance, and performance, avoiding risks from using unsupported software.
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Additional updates

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

MC1158329 | April 17 - Microsoft 365 Copilot will use chat history to personalize responses, enhancing user experience. Updated Memory settings will give users better control over saved data. Rollout starts mid-November 2025 (preview) with general availability by May 2026. Existing admin controls remain unchanged; no admin action required.
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Microsoft Teams: Meeting organizers can automatically start transcription without recording

MC1283816 | April 17 - Microsoft Teams will allow meeting organizers to automatically start transcription without recording by selecting the new "Transcribe only" option. This feature, rolling out April-May 2026, supports compliance and privacy needs while enabling accessibility and AI insights. Admins must enable transcription policies for access.
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Microsoft Teams admin center: Events license management for Attendee Capacity Pack licenses

MC1283813 | April 17 - Microsoft Teams admin center will introduce centralized management for Attendee Capacity Pack licenses starting late April 2026. Admins can discover, assign, revoke licenses, view impact warnings, and monitor license status without policy changes or user workflow impact. No action is required before rollout.
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First channel in new Microsoft Teams will default to threaded conversation layout

MC1283811 | April 17 - Starting May 2026, the first channel in newly created Microsoft Teams will default to the threaded conversation layout instead of Posts. This applies only to new teams, can be changed by team owners, requires no admin setup, and aims to improve conversation organization and clarity.
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General Availability: Microsoft Entra passkeys on Windows

MC1282568 | April 17 - Microsoft Entra passkeys on Windows will be generally available from late April 2026, enabling passwordless, phishing-resistant sign-in on Windows devices without requiring explicit opt-in. This supports corporate, personal, and shared devices, with admin controls via Authentication Methods policies and Conditional Access. No action needed unless blocking is desired.
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Create and edit SharePoint pages with Copilot-powered AI

MC1282683 | April 16 - SharePoint page editors with a Microsoft 365 Copilot license will get an AI-powered authoring panel to create and edit pages using natural language prompts, leveraging existing Microsoft 365 content. The feature rolls out from April to June 2026, is enabled by default, and allows switching between AI and manual editing.
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Agent Builder in Microsoft 365 Copilot: Updates to the agent creation experience

MC1282682 | April 16 - Microsoft 365 Copilot's Agent Builder will have an updated, more intuitive agent creation experience starting late April 2026, improving clarity and real-time configuration without changing agent functionality, publishing, or admin controls. No action is required, but internal training updates are optional.
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(Updated) Microsoft Purview: Role management update

MC1199765 | April 16 - Microsoft Purview is updating role management by mapping certain Purview admin roles to three new Microsoft Entra roles, syncing assignments automatically to enhance security with Microsoft 365 services. Rollout begins mid-February 2026, finishing by late May 2026. No customer action is required.
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Copilot entry point changes in Excel

MC1282571 | April 16 - Excel's Copilot entry points are being consolidated into a single, consistent location with the right-side chat pane as the primary interface. Rollout starts late April 2026 (worldwide) and October 2026 (GCC). No action is required; the feature remains on by default for licensed users.
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Create charts on pages with AI in SharePoint

MC1282567 | April 16 - SharePoint introduces an AI-assisted Charts web part for page authors to create interactive charts using plain-language prompts. Rolling out May 2026, it requires a Microsoft 365 Copilot (Premium) license. Users can add, edit, and customize charts easily within SharePoint pages with existing permissions applying.
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Exchange Online, SharePoint Online, and Microsoft Teams: April 2026 industry-wide DigiCert Global Root CA (G1) distrust

MC1282565 | April 16 - Starting April 15, 2026, browsers and platforms will distrust DigiCert Global Root CA (G1). Microsoft 365 services use newer certificates, so most users won't be affected. Legacy scenarios may face TLS errors. If issues arise, verify the certificate chain and contact Microsoft Support referencing the April 2026 distrust.
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(Updated) Microsoft 365 admin center: Organizational Messages to support email delivery

MC1189665 | April 16 - Organizational Messages in Microsoft 365 will add email as a delivery channel, alongside Windows and Teams surfaces. Public Preview started mid-November 2025, with General Availability from late April to late May 2026. Admins can send premade email templates to improve user engagement. No action or compliance impact expected.
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(Updated) Copilot Cowork now available in Frontier

MC1265767 | April 15 - Copilot Cowork is now available in Frontier for Microsoft 365 Copilot (Premium) users, enabling multi-step task orchestration across apps with user approval and progress tracking. It requires Frontier enrollment, Microsoft-built agents, and Anthropic as a subprocessor, with EU-specific data boundary controls. No admin action needed.
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(Updated) Migration update for Office 365 connectors retirement in Teams – webhook URL support

MC1181996 | April 15 - Office 365 Connectors in Teams will be disabled May 18–22, 2026. Migration to Workflows webhooks is required, supporting MessageCard payloads and private channels. Limitations include no bot icon customization and no interactive buttons for MessageCards. Begin migration early and test workflows before the deadline.
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(Updated) Microsoft 365 Copilot: Comprehensive Copilot metrics in Copilot Analytics

MC1266023 | April 15 - Microsoft 365 is adding new Copilot usage metrics across apps like Microsoft 365 Copilot, Edge, OneNote, Outlook, Word, Excel, and PowerPoint. These will appear in Copilot Dashboard and Analytics, rolling out worldwide from late April to late May 2026, enabled automatically without required actions.
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(Updated) Microsoft 365 Copilot: Intelligent Summaries in Copilot Dashboard

MC1266912 | April 15 - Microsoft 365 Copilot Dashboard will automatically provide AI-generated intelligent summaries by late May 2026, highlighting adoption trends and usage patterns for admins. Suggested prompts aid deeper analysis. No configuration or workflow changes are needed, and the feature is on by default with existing controls unchanged.
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(Updated) Microsoft Teams: Ad-hoc room reservation from Teams Rooms on Windows console

MC1245225 | April 15 - Microsoft Teams Rooms on Windows will support ad-hoc room reservations directly from the console starting early June 2026, requiring a Teams Rooms Pro license. The feature is enabled by default, allows quick room booking with 15-minute increments, and includes admin controls for management and restrictions.
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(Updated) Microsoft Teams: Improved organization chart in Profile Card (Desktop, Mac, Web)

MC1151242 | April 15 - Microsoft Teams is enhancing the organization chart in the Profile Card on Desktop, Mac, and Web with improved UI, easier navigation, and fewer clicks. Rollout begins mid-March 2026, completing by late April. The feature is enabled by default, requiring no admin action.
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Microsoft Purview: Migration tool in Unified Catalog to migrate classic glossary terms

MC1280564 | April 15 - Microsoft Purview introduces a built-in migration tool in Unified Catalog for Data Governance Admins and Stewards to migrate classic glossary terms, templates, and relationships. Migration begins public preview in April 2026 and general availability in July 2026. Classic terms become read-only post-migration or switch.
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Assign participants to breakout rooms using CSV import in Microsoft Teams meetings

MC1280561 | April 15 - Microsoft Teams will support CSV import for breakout room assignments starting May 2026, enabling organizers to bulk create rooms and pre-assign participants. The feature is enabled by default, requires no admin action, and allows modifications during meetings, improving setup efficiency for structured sessions.
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Use Copilot to explain selected slide content in PowerPoint Live

MC1280558 | April 15 - Starting mid-May 2026, Microsoft Teams meetings with PowerPoint Live will let attendees select slide text and get private, on-demand Copilot explanations for terms or acronyms without disrupting the presenter. This feature is on by default for tenants with Microsoft 365 Copilot (Premium) enabled.
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Microsoft Purview for agents: AI observability and insider risk management now generally available

MC1280556 | April 15 - Microsoft Purview for agents, including DSPM – AI Observability and Insider Risk Management, will be generally available by late May 2026. It enables Microsoft 365 E7 or Agent 365 admins to monitor AI agent activity, assess risks, enforce governance, and manage insider risks with privacy controls, supporting compliance and security.
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Expanded visibility for the Teams Reader role in the Teams admin center

MC1280552 | April 15 - The Teams Reader role in the Teams admin center will gain expanded read-only visibility of Teams and channel management details via the admin center, PowerShell, and Microsoft Graph APIs starting late April 2026. No new edit permissions are granted, and no admin action is required before rollout.
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Organizational Data Export Capability for Tenant Admins

MC1280545 | April 15 - Starting late April 2026, Microsoft 365 tenant admins with Global or Organizational Data Source Administrator roles can export raw organizational data uploaded to MODIS within a 30-day retention window in CSV format. This default-enabled feature supports compliance and audit needs without impacting users.
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Updates available for Microsoft 365 Apps for all channels

MC1280185 | April 15 - We've released updates to the following update channels for Microsoft 365 Apps: Current Channel Monthly Enterprise Channel Semi-Annual Enterprise Channel
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(Updated) Outlook Mobile: Follow a meeting option

MC1248393 | April 14 - Outlook Mobile will add a "Follow" option for meeting RSVPs starting mid-May 2026, allowing users to stay informed without attending. This option appears for meetings with two or more participants and replaces "Maybe" in the RSVP menu. The feature is on by default with no admin action needed.
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(Updated) Purview Communication Compliance: Temporary delays in processing due to planned infrastructure migration

MC1214183 | April 14 - Microsoft Purview Communication Compliance is undergoing an infrastructure upgrade from January 5 to April 30, 2026, causing temporary processing delays, intermittent errors, outdated report data, and reduced responsiveness. No data loss will occur. Admins should inform teams; no action is required.
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(Updated) Engage events: Broadcast, meetings, and async events with new and improved event engagement features

MC1276513 | April 14 - Engage events will offer three types—Broadcast (Teams town hall), Meeting (Teams webinar), and Async—for enhanced enterprise event engagement across web and mobile. A new Events Landing Page unifies interaction before, during, and after events. Rollout starts late April 2026, enabled by default for all Engage users.
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(Updated) Microsoft Teams: New experience when users minimize the meeting window

MC1266027 | April 14 - Microsoft Teams will introduce a new minimized meeting experience by mid-May 2026, allowing users to raise hands and send reactions without reopening the full window. Two minimized views—expanded (shows up to four videos) and compact—are available. The feature is enabled by default and requires no admin action.
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(Updated) Outlook for Android: Unified user interface in text, image and zip previewers

MC1267871 | April 14 - Outlook for Android will update the user interface for text, image, and zip file previewers by late April to mid-May 2026, aligning them with Word, Excel, and PowerPoint previewers. Changes include updated icons, action order, and a new Expand button. The update is automatic and requires no action.
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(Updated) Microsoft Teams: Organization evaluation score for apps and agents

MC1218713 | April 14 - Microsoft Teams will introduce a centralized evaluation experience by mid-2026, enabling admins to set trust requirements once. The system will auto-generate evaluation scores and detailed reports for apps and agents in the Teams admin center, improving approval consistency without changing app behavior. No action is needed.
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Microsoft Entra: Passkeys in registration campaigns update

MC1279092 | April 13 - Microsoft Entra updates Passkeys (FIDO2) support in Authentication Methods Registration Campaigns, delaying Enabled state availability and introducing Passkeys in Microsoft-managed state for eligible tenants starting mid-May 2026. Eligible tenants will see automatic campaign setting changes; no immediate action is required.
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Microsoft 365 Copilot Chat: Use prepaid Copilot Credits without Pay‑As‑You‑Go billing

MC1279072 | April 13 - Starting April 20, 2026, Microsoft 365 Copilot Chat will support using prepaid Copilot Credits without Pay-As-You-Go billing. Administrators can create Copilot Credit Policies to allocate credits by department or group, managing usage from a shared prepaid pool with no automatic policy changes or impact on end users.
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(Updated) Microsoft Teams: Live transcription in Teams Rooms on Android

MC1249432 | April 13 - Microsoft Teams Rooms on Android will gain live transcription with speaker attribution and timestamps, requiring a Teams Rooms Pro license. Rollout starts mid-April 2026 and completes late May. Transcripts can be translated and shown on front screens. Feature is on by default and respects admin policies.
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(Updated) OneDrive: Simplified file transfer for departing employees

MC1164381 | April 13 - OneDrive will roll out enhanced file transfer features for departing employees from mid-October 2025 to May 2026. Updates include improved notifications, filtering, bulk transfer with sharing preserved, and consolidated alerts. Access transfers automatically to managers with retention reminders. No admin action required before rollout.
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