Take Action: Out-of-band update released to address an issue signing in to apps with a Microsoft account

MC1258087 | March 21 – Microsoft has identified an issue affecting signing in to apps using a Microsoft account. After installing the March 2026 Windows security update, some users might be unable to sign in to Microsoft apps and services. During sign‑in, users might see a “no internet” error even when the device has a working internet connection. This issue affects only…
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Microsoft Purview DLP: Unmanaged cloud app discovery and protection with Microsoft Purview and Palo Alto Prisma Access

MC1257999 | March 21 – Microsoft Purview now integrates with Palo Alto Prisma Access to extend data loss prevention to network traffic involving unmanaged cloud apps. The integration, available from mid-2026, requires admin activation and supports existing Purview policies for enhanced data security and compliance monitoring.
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(Updated) Copilot can edit your presentation in PowerPoint for the web

MC1219792 | March 20 – Microsoft 365 Copilot in PowerPoint for the web enables users to create and edit presentations via natural conversation, preserving formatting and branding. Available worldwide by April 2026 for licensed users, it requires no admin action. Users can apply brand assets and interact with Copilot Chat to enhance presentations.
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Action Required: Update active Exchange Web Services Applications

MC1257216 | March 20 – In 2018,we announcedthat we were no longer making feature updates to Exchange Web Services (EWS) in Exchange Online, and we advised developers to move to Microsoft Graph. In September 2023, we announced that on October 1, 2026, we will start blocking EWS requests to Exchange…
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(Updated) Retirement of the Semi-Annual Enterprise Channel option in the Office Customization Tool

MC1249427 | March 19 – The Semi-Annual Enterprise Channel option will be retired from the Office Customization Tool and Configuration Manager between April 6-11, 2026. Existing configurations remain unchanged, but new deployments can only use Current Channel or Monthly Enterprise Channel. No admin action is required, but notifying teams and updating documentation is advised.
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(Updated) InfoPath 2013 client and InfoPath Forms Services in SharePoint Online will reach end of support in July 2026

MC616550 | March 19 – InfoPath 2013 client and InfoPath Forms Services in SharePoint Online will retire by July 14, 2026. After May 18, 2026, publishing new or updated forms will be blocked. Organizations should assess usage with Microsoft tools and migrate to Power Apps, Power Automate, or Forms before the deadline.
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(Updated) Microsoft Teams: Improvements to “Activity in other accounts and orgs panel”

MC1184992 | March 18 – Microsoft Teams is enhancing the “Activity in other accounts and orgs” panel to centralize cross-tenant notifications, reducing tenant switching. The panel moves to the bottom-left sidebar, shows missed activities grouped by tenant, and allows pinning up to three tenants. Rollout begins November 2025; no admin action needed.
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Publishing InfoPath Forms in SharePoint Online will not be allowed for all tenants

MC1255407 | March 18 – Publishing new or updated InfoPath forms in SharePoint Online will be blocked after May 18, 2026, with full retirement of InfoPath Forms Service on July 14, 2026. Existing forms remain usable. Organizations should assess usage and migrate to Power Apps, Power Automate, or Microsoft Forms before the deadline.
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Microsoft Purview | Data Security Triage Agent Summaries for DLP Alerts in Microsoft Defender XDR

MC1255406 | March 18 – Microsoft Defender XDR will integrate AI-generated summaries and categorizations for DLP alerts via the Microsoft Purview Data Security Triage Agent, improving alert triage. Deployment starts April 2026 (preview) and August 2026 (general). Agent management remains in Purview; DLP policies and user impact remain unchanged.
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Microsoft Edge for Business: Cross-tenant support using Intune Mobile Application Management (MAM)

MC1255405 | March 18 – Microsoft Edge for Business will support cross-tenant Intune Mobile Application Management (MAM) policies, enabling data protection on devices managed by different tenants. This opt-in feature, rolling out from February to April 2026, secures corporate data without extra enrollment or disrupting user experience.
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(Updated) New Microsoft Purview data security posture management experience

MC1191257 | March 18 – Microsoft is updating Purview Data Security Posture Management (DSPM) with unified visibility across traditional and AI environments, AI observability, enhanced reporting, and third-party data integration. Public preview starts December 2025; general availability begins June 2026. Existing policies remain unchanged; no admin action required.
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Upcoming retirement of select threat detections in Microsoft Defender for Cloud Apps

MC1254554 | March 17 – Microsoft Defender for Cloud Apps will retire select IaaS and PaaS threat detections by mid-May 2026 due to low impact, focusing on identity-related threats. Affected alerts and policies will be removed, but historical data remains accessible. No admin action is required, though updating related processes is recommended.
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Microsoft Teams: New slash command in compose to create workflows

MC1254553 | March 17 – Microsoft Teams is introducing the /createworkflow slash command in the message compose box, enabling users to quickly create workflows directly from chats and channels. This feature, enabled by default with no admin changes, will roll out worldwide from late April to mid-May 2026.
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(Updated) Microsoft 365 Copilot: Prepare for your meeting with Copilot chat in Outlook mobile

MC1182702 | March 16 – Outlook mobile users with a Microsoft 365 Copilot license on Android and iOS can now prepare for meetings via Copilot chat, available by mid-February 2026. The feature is on by default, requires no admin setup, and uses AI to provide personalized meeting information while respecting existing policies.
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Whiteboards created in Teams channels will now be stored in SharePoint

MC1253753 | March 16 – Whiteboards created in Teams Channel tabs will be stored in the channel’s SharePoint site starting late September 2026, improving access, compliance, and collaboration. This change is enabled by default, requires no admin action, and aligns Whiteboard storage with other Microsoft 365 apps while maintaining existing security and compliance policies.
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Microsoft Teams: Manage multiple phone numbers within one Teams account

MC1253752 | March 16 – Microsoft Teams Phone will allow assigning up to 10 phone numbers per user within one account, enabling calls from multiple numbers on various devices. Rolling out April-May 2026, this feature is off by default and requires admin configuration and a Teams Phone license. No prior action needed.
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Out-of-band hotpatch update released to address an issue affecting Bluetooth device visibility

MC1253720 | March 16 – Microsoft has identified an issue affecting hotpatch-enabled Enterprise editions of Windows where Bluetooth devices may not appear on theBluetooth & devicespage inWindows Settingsor inQuick Settings, even though the devices are connected and functioning as expected. In addition, users might be unable to add…
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(Updated) Microsoft 365 Copilot Apps installation on devices with Microsoft 365 Apps

MC1152323 | March 16 – Automatic installation of the Microsoft 365 Copilot app on Windows devices with Microsoft 365 desktop apps, planned for December 2025, is temporarily disabled. Existing installations remain unaffected. Admins can deploy the app via other methods and should await further updates. The change excludes EEA customers.
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(Updated) Trust DigiCert Global Root G2 certificate authority to avoid Exchange Online email disruption

MC1224565 | March 16 – To avoid Exchange Online email disruption by March 23, 2026, organizations must trust the updated DigiCert Global Root G2 certificate and intermediates, especially if they disable Windows CTL updates or use custom/older runtimes. Failure to update may cause mail flow issues.
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(Updated) Microsoft Teams: Find SharePoint agents in Teams chats and Teams Store

MC1193415 | March 16 – Starting May 2026, Microsoft Teams Desktop and Mac users can discover and add SharePoint agents via the chat roster’s “Add Agents and Bots” option or the Teams Store under “Agents.” The feature is enabled by default, requires no admin action, and supports collaboration with appropriate licensing.
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(Updated) SharePoint FAQ web part: AI-powered updates for easier content management and seamless import

MC1182704 | March 16 – The SharePoint FAQ web part will gain AI-powered features for on-demand update suggestions, seamless import of FAQs, and grounding answers in SharePoint Pages. Public preview starts late November 2025; GA is postponed. No admin action needed; content authors with Microsoft 365 Copilot licenses are affected.
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Microsoft Purview: Data Security Investigations – analyze files tied to endpoint DLP alerts

MC1258000 | March 21 – Microsoft Purview’s Data Security Investigations will include endpoint Data Loss Prevention (DLP) events as a queryable source, enabling admins to analyze related files automatically. Rolling out April–May 2026, this feature enhances investigation efficiency using AI tools without user impact or required admin action.
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Microsoft Teams: Building‑level insights on the Teams Rooms Pro Management portal recommended actions page

MC1257308 | March 20 – New building-level insights will be added to the Teams Rooms Pro Management portal’s recommended actions page by April 2026. These insights highlight buildings with high Teams Rooms usage alongside BYOD rooms to help IT admins ensure consistent meeting experiences. The feature is enabled by default for eligible licenses.
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(Updated) Copilot Notebooks: New features coming to Frontier Public

MC1254552 | March 20 – New Copilot Notebooks features will roll out to Frontier Public tenants starting late March 2026, including chat interactivity, study guides, SharePoint grounding, PowerPoint and Word agents, sharing to Modern Groups, and mind maps. Features will become generally available from April to May 2026, enabled by default with no admin action needed.
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(Updated) New request and approval experience for Microsoft agents in the Microsoft 365 admin center

MC1134738 | March 20 – Starting July 2026, Microsoft 365 admin center will offer a new request and approval experience for Microsoft-built agents, enabling centralized, granular access management via the Copilot > Agents & connectors page. This feature is automatic, improves transparency, and requires no setup.
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(Updated) Microsoft Edge: Microsoft 365 Copilot will support summarization and contextual grounding

MC1187682 | March 20 – Microsoft Edge for Business will add Microsoft 365 Copilot Chat support for summarization and contextual grounding across browser tabs, Microsoft 365 documents, and YouTube videos, rolling out worldwide from late April 2026. The feature is off by default, respects DLP policies, and requires Entra ID sign-in and Copilot access.
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(Updated) Second deployment phase for Kerberos RC4 hardening begins with the April 2026 Windows security update

MC1254512 | March 20 – Updated March 20, 2026: Added additional guidance for devices using Azure Files SMB with Active Directory–based authentication and Azure Virtual Desktop.Windows updates released April 2026 and later introduce the second deployment phase of protections for a Kerberos information disclosure vulnerability (View more

(Updated) App names hidden in app bar for a cleaner, more focused experience

MC1226220 | March 20 – Microsoft Teams will hide app names by default in the app bar for a cleaner look, showing only icons with names visible on hover or keyboard focus. Users can re-enable names via Settings. Rollout begins late April 2026 for commercial tenants, excluding EDU, with no admin changes needed.
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(Updated) Microsoft 365 Copilot: Voice chat in Microsoft 365 Copilot

MC1189001 | March 20 – Microsoft 365 Copilot is adding voice chat across desktop, web, and mobile apps like Word, PowerPoint, and Outlook. Rollout starts November 2025, completing by April 2026. Licensed users can have natural voice conversations with Copilot, with no admin disable option. Privacy and data handling remain consistent.
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(Updated) New policy setting to require explicit consent for recording and transcription in Teams 1:1 calls

MC1163766 | March 20 – Microsoft Teams will require explicit consent for recording and transcription in 1:1 VoIP calls starting early 2026. Administrators must enable this feature, which prompts participants for consent before recording, excluding their media if declined. PSTN calls are auto-consented; explicit consent for PSTN will come later.
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(Updated) Microsoft Teams: Custom AI summary now available in Meeting Recap

MC1189004 | March 20 – Microsoft Teams will introduce a Custom AI Summary feature in Meeting Recap for Copilot users, allowing personalized meeting notes via templates or instructions. Rollout starts mid-December 2025, completing by late April 2026. The feature requires a Microsoft 365 Copilot license and is enabled by default for eligible desktop users.
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(Updated) Microsoft Teams: Unified attachment flow on Teams Mobile

MC1070854 | March 20 – Microsoft Teams Mobile for Android will get a unified attachment flow starting June 2025, making it easier to attach any content via the paperclip icon. Rollout completes by late June 2025 worldwide and by April 2026 for GCC environments. No admin action is needed.
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Microsoft Teams: AI workflows powered by Microsoft 365 Copilot

MC1223822 | March 20 – New AI workflow templates powered by Microsoft 365 Copilot will be added to the Workflows app in Microsoft Teams (Web and Mac) starting late January 2026. Available only to users with a Copilot license, these templates automate tasks via scheduled prompts. Admins control availability through Teams settings.
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(Updated) Unread News Notifications in Viva Connections

MC1138793 | March 20 – Starting late March 2026, Viva Connections will send weekly Microsoft Teams notifications about unread SharePoint news articles. Notifications are enabled by default but can be managed by users. No admin action is needed, though admins may inform users about this feature.
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(Updated) Rewrite with Microsoft 365 Copilot Chat coming soon to Edge for Business users

MC1146821 | March 20 – Microsoft Edge for Business will soon include the Rewrite feature powered by Microsoft 365 Copilot Chat, enabling AI-assisted text drafting and rephrasing via right-click. Release is paused currently. Admins can manage it with the InlineComposeEnabled policy, and DLP restrictions may block its functionality. No immediate admin action needed.
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(Updated) Upcoming Conditional Access change: Improved enforcement for policies with resource exclusions

MC1223829 | March 20 – Starting May 13, 2026, Conditional Access policies targeting All resources will be enforced even if they have resource exclusions, affecting sign-ins requesting only certain OIDC or directory scopes. Most organizations need no action, but custom apps requesting only these scopes should ensure they handle Conditional Access challenges.
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(Updated) Outlook: Delimiter setting admin policy

MC1239176 | March 19 – A new Exchange Online admin policy will allow admins to set a tenant-wide default for using commas as recipient separators in Outlook, rolling out worldwide in April 2026. Users can override unless locked by policy. No automatic changes; admins can configure via PowerShell if desired.
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Microsoft Teams: Recently used emojis sync across devices

MC1256307 | March 19 – Microsoft Teams will sync recently used emojis and reactions across all devices by mid-May 2026, providing a consistent experience. The feature is enabled by default, affects all users, requires no action, and does not impact data storage, compliance, or messaging policies.
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Microsoft 365 Copilot: Planner Agent available in Frontier

MC1256306 | March 19 – Microsoft 365 Copilot’s Planner Agent is now available in Frontier, enabling users with Copilot licenses to create, update, and manage tasks and plans directly in Copilot chat. It offers intelligent insights, interactive task cards, and natural language prompts. Available now in Frontier; public preview starts mid-March 2026.
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Microsoft Teams for Mac: Improved access to account management

MC1256301 | March 19 – Microsoft Teams for macOS will add new account management access points in the app menu and Dock icon menu by late April 2026. Existing policies and permissions remain unchanged. The update is automatic and enabled by default, requiring no user action. Notify helpdesk and update documentation if needed.
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Microsoft Copilot Studio – Read only Analytics Viewer role

MC1255508 | March 19 – We are announcing the ability to assign the Analytics Viewer sharing role to an agent, allowing agent owners to share an agent with a user as an analyst, granting limited read-only access to the analytics page in Microsoft Copilot Studio. This feature will reach general availability on March 31, 2026.How does this affect me?This feature introduces a new Analytics Viewer sharing role checkbox option into the Share agent form. When the role is assigned, the system creates a new…
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(Updated) Microsoft 365 Copilot: Introducing infinite scroll for chat history

MC1237701 | March 19 – Microsoft 365 Copilot will introduce infinite scroll for chat history, allowing users to seamlessly access older conversations as they scroll. This feature, enabled by default worldwide from early to end of April 2026, affects all users without impacting existing workflows or requiring admin action.
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(Updated) Microsoft Outlook: Automatically display automapped calendars

MC906502 | March 19 – Starting late April 2026, users will automatically see automapped calendars when switching between classic and new Outlook for Windows. The rollout requires no admin action and completes by June 2026. Users can access automapped calendars via the Calendar icon under My Calendars.
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(Updated) Microsoft Office for the web: Apply sensitivity labels with user-defined permissions

MC1208688 | March 19 – Microsoft 365 Office for the web will support applying sensitivity labels with user-defined permissions in Word, Excel, and PowerPoint starting mid-April 2026. This feature requires coauthoring on encrypted files, aligns with desktop app permissions, and respects existing admin policies. No user action is needed.
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Frontier Admin Control: Single enrollment across all apps, platforms, and agents

MC1256117 | March 19 – Frontier Admin Control will unify enrollment across all Microsoft 365 apps, platforms, and agents starting early April 2026. Only users enabled in the control can access Frontier features. No action is required, but admins may review enrollment and update documentation as needed.
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Designer tools in Copilot

MC1256040 | March 19 – Designer tools in Copilot, rolling out from mid-February to early April 2026, provide users with enhanced controls to refine prompts and adjust visuals in image creation across Microsoft 365. Enabled by default, no admin changes are needed, and existing policies remain in effect.
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Dynamics 365, Power Platform, and Role-based Copilot offerings 2026 release wave 1 plans available now

MC1255714 | March 19 – On March 18, 2026, we published the 2026 release wave 1 plans for Dynamics 365, Microsoft Power Platform, and Role-based Copilot offerings which is a compilation of new capabilities that will be released between April 2026…
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Dynamics 365 Customer Service – Define critical questions in evaluation criteria

MC1255709 | March 19 – We are announcing the ability to define critical questions in evaluation criteria in Dynamics 365 Customer Service. This feature will reach general availability on April 17, 2026.How does this affect me?Critical questions allow users to mark questions within an evaluation criterion as critical and define the specific responses that result in failure. When the evaluation criteria are applied during an evaluation run and if any critical question fails, the entire evaluation is…
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(Updated) Microsoft Entra passkeys on Windows now support phishing-resistant sign-in

MC1247893 | March 18 – Microsoft Entra passkeys on Windows enable phishing-resistant, passwordless sign-in using Windows Hello on both managed and unmanaged devices. Public preview runs from late March to May 2026. Organizations must opt in and configure passkey policies; existing security policies remain unchanged. No compliance issues identified.
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Updates available for Microsoft 365 Apps for Current Channel

MC1255412 | March 18 – We’ve released updates to the following update channel for Microsoft 365 Apps: Current Channel
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Lists as a knowledge source for agents in SharePoint and OneDrive

MC1255409 | March 18 – Microsoft Lists will be supported as a knowledge source for custom agents in SharePoint and OneDrive starting late March 2026. Agents can answer questions using list data, but only one list can be used per agent. Users need appropriate permissions and a Microsoft 365 Copilot license.
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Improved OneDrive sync experience for macOS users

MC1255404 | March 18 – OneDrive for macOS is getting a redesigned Activity Center with a cleaner, more intuitive interface aligned to macOS conventions. It improves sync status visibility, accessibility, and error handling. The update rolls out automatically worldwide in April 2026, requiring no admin or user action.
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(Updated) Set a custom name for the OneDrive sync folder

MC1242782 | March 18 – Starting mid-March 2026, admins can set a custom local OneDrive sync folder name on Windows to reduce path length issues. New users see the custom name automatically; existing users must unlink and relink OneDrive. The feature is opt-in and requires admin configuration.
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Power Platform – Information regarding the end of support for Global Discovery Service (GDS) API

MC1253577 | March 18 – Update: End of support date of this API has been updated. On June 19, 2026, the Global Discovery Service (GDS) API will have reached end of support.How does this affect me?The legacy Global Discovery Service (GDS) REST API endpoints hosted at globaldisco.crm.dynamics.com will no longer be available.Deprecated GDS…
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Prevent/Fix: Microsoft Baseline Security Mode has automatically trigger Entra Conditional Access policy creation

MC1246002 | March 18 – Between November 2025 and February 2026, Microsoft Baseline Security Mode automatically created two disabled draft Entra Conditional Access policies in some tenants. This is not a security issue, requires no action, and a fix will remove unintended drafts and prevent automatic creation.
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New admin control for AI‑generated code previews in Microsoft 365 Copilot Pages

MC1254560 | March 17 – Microsoft 365 Copilot Pages will introduce admin-controlled AI-generated code previews, available only if Copilot Pages are enabled. Rolling out mid-March to mid-April 2026, admins can enable or disable this feature via a Cloud Policy. There are no new compliance or data processing impacts.
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Microsoft Purview compliance portal: Endpoint DLP classification support for Azure RMS–protected Office documents

MC1254558 | March 17 – Microsoft Purview Endpoint DLP will soon classify Azure RMS–protected Office documents, enabling consistent DLP policy enforcement on encrypted files starting early April 2026. This enhances content inspection without changing user workflows, requiring Endpoint DLP client version 4.18.26030 or higher.
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Purview DSPM’s Data Risk Assessments now support item-level investigation and remediation of SharePoint

MC1254556 | March 17 – Purview DSPM Data Risk Assessments now support item-level investigation and remediation for SharePoint, enabling admins to detect and fix oversharing risks by applying sensitivity labels, notifying owners, or removing sharing links. This feature requires admin setup and will roll out worldwide by mid-March 2026.
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Power Apps – Custom theming for model-driven apps is becoming generally available

MC1254543 | March 17 – Custom theming for model-driven apps using the modern, refreshed look has been available in preview since October 2023. This capability allows organizations to align model-driven apps with their branding by customizing colors, fonts, and app header styling using the Microsoft Fluent 2 design system. As of March 31, 2026, custom theming will reach general availability.How does this affect me?Classic theming is not honored with the modern, refreshed look, which is becoming…
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DLP policies will be able to block Copilot processing of sensitivity‑labeled files in all storage locations

MC1234661 | March 17 – DLP policies will block Microsoft 365 Copilot from processing sensitivity-labeled Word, Excel, and PowerPoint files across all storage locations, including local devices. This rollout begins late March 2026, requires no policy changes, and ensures consistent DLP enforcement without altering Copilot capabilities.
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(Updated) Microsoft Purview | Microsoft Foundry integration with Microsoft Purview for AI

MC1202976 | March 17 – Microsoft Foundry integrates with Microsoft Purview to enable secure management of AI-generated data for compliance, including classification, risk management, and auditing. Admins can opt-in by enabling a toggle in Foundry. Public preview starts December 2025; worldwide rollout begins May 2026.
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(Updated) [Reminder] Microsoft Teams Premium Self-Service Trials (Originally announced in MC670435)

MC1181209 | March 17 – Microsoft is rolling out Microsoft Teams Premium self-service trials, allowing users to start trials without payment info. Admins can manage, disable, or control trial conversions to paid licenses. Users lose premium features if not upgraded. Admins can customize license request flows to manage user prompts.
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Dynamics 365 Sales – Improve opportunity context with AI-based data enrichment

MC1254454 | March 17 – We are announcing the ability to improve the context for opportunities with AI-based data enrichment in Dynamics 365 Sales. This feature will reach general availability on April 17, 2026. How does this affect me? AI-powered data enrichment allows you to analyze your emails and highlight gaps in opportunity information and suggest updates. This feature helps you keep your opportunity data accurate and up to date, increases your confidence in pipeline data, and enables more…
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Dynamics 365 Sales – Modern, in-flow email template picker for Sequences

MC1254451 | March 17 – We are announcing a modern, in-flow email template picker for Sequences within Dynamics 365 Sales. This feature will reach general availability on April 17, 2026. How does this affect me? The new email template picker for Sequences makes it easier for sellers to find, create, and edit email templates within their workflow. This reduces setup time, improves template discoverability, and allows for quick adjustments when creating Sequences. Sequences can be created by…
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(Updated) Build SharePoint automations with Workflows—now aligned with the Teams experience

MC1138798 | March 17 – SharePoint automations now use a unified Workflows experience aligned with Teams, powered by Power Automate. This update simplifies creating and managing workflows with a streamlined interface, natural language support, and a redesigned template library. Rollout begins February 2026; no admin action is required. Existing workflows remain unaffected.
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(Updated) Outlook: Support for recommended and automatically applied sensitivity labels in Outlook for iOS and Android

MC1247891 | March 17 – Outlook for iOS and Android will support recommended and automatic sensitivity labels during email composition, aligning with Microsoft Purview Information Protection policies. Rolling out late March to mid-April 2026, this feature prompts users to apply recommended labels or automatically applies required labels, with no changes to existing policies.
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(Updated) Microsoft Purview | Data Loss Prevention – Adaptive scopes for DLP for SharePoint

MC1234571 | March 17 – Microsoft Purview introduces adaptive scopes for SharePoint DLP policies, automatically targeting sites based on attributes to reduce manual updates. Public preview began February 2026; general availability is mid to late April 2026. Admins must enable and configure scopes to improve DLP efficiency without impacting user workflows.
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(Updated) Microsoft 365 Copilot: Navigation refresh in the M365 Copilot app

MC1187677 | March 17 – The Microsoft 365 Copilot app will have a simplified, flattened navigation menu with logically grouped features. Rollout starts mid-November 2025 for targeted release and December 2025 worldwide, completing by March 2026. No admin action is needed, and the Apps entry moves to the navigation footer.
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(Updated) Microsoft Teams – Native MacOS screen and window sharing in Teams meetings

MC1187801 | March 17 – Microsoft Teams will introduce an opt-in native macOS screen and window sharing feature using Apple’s APIs, starting early December 2025 for targeted release and general availability by mid-May 2026. It is disabled by default, requires no app restart, and improves performance for Mac users in Teams meetings.
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(Updated) Microsoft Teams: Apps now supported in Private Channels

MC1197145 | March 17 – Microsoft Teams planned to support apps in Private Channels for richer collaboration, allowing bots, tabs, and message extensions. Rollout began January 2026 but was paused before general availability. Apps must be added per channel with new governance controls. Admins and developers need to update policies and app manifests accordingly.
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(Updated) Microsoft Purview: Data Loss Prevention – Security Store now available to discover DLP integrations

MC1247882 | March 17 – Microsoft Purview DLP now integrates the Microsoft Security Store, allowing admins to discover, purchase, and manage partner security integrations directly within Purview. This rollout begins late March 2026, requires no action, and does not affect existing policies or users unless integrations are enabled.
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(Updated) Outlook Mobile: Follow a meeting option

MC1248393 | March 16 – Outlook Mobile will add a “Follow” RSVP option for meetings starting mid-April 2026, allowing users to stay informed without attending. This option appears if a meeting has two or more participants and organizer response is requested. The feature is on by default, with no admin action required.
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Microsoft 365 Copilot: Upload local files now supports .eml and .msg file types

MC1253750 | March 16 – Microsoft 365 Copilot will support uploading .eml and .msg email files starting late February to March 2026, enabling users to provide email context for prompts. This feature is automatic, requires no admin setup, affects all Copilot users, and has no new compliance concerns.
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Microsoft Entra: Passkeys in Microsoft registration campaigns

MC1253746 | March 16 – Starting April 2026, Microsoft Registration Campaigns will support Passkeys (FIDO2) as an additional authentication method, enabling phishing-resistant credentials. Eligible Microsoft 365 tenants can opt users into Passkey registration nudges during sign-in. Changes will roll out gradually, affecting MFA-capable users with specific policy settings.
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Dynamics 365 Sales – Get additional Dataverse storage capacity

MC1253515 | March 16 – We are announcing additional Dataverse storage capacity for Dynamics 365 Sales. This change will reach general availability on April 15, 2026.How does this affect me?As a Dynamics 365 Sales Premium license holder, you will automatically receive an increase in their Dataverse storage capacity. The default per-tenant storage capacity will be increased from 30 GB to 45 GB, and capacity accrued per user subscription license will be increased from 250 MB to 500MB. In addition,…
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Dynamics 365 Customer Service – Control evaluation volume with sampling

MC1253514 | March 16 – We are announcing the ability to control evaluation volume with sampling in Dynamics 365 Customer Service. This feature will reach general availability on April 17, 2026. How does this affect me? This feature enables you to manage evaluation volume by configuring sampling. The Quality Evaluation Agent evaluation can plan support sampling where users define conditions to identify relevant interactions, then apply sampling rules to limit how many of those interactions are…
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Microsoft Dataverse – Use AI functions to enhance data quality

MC1253512 | March 16 – We are announcing the ability to use AI functions to enhance data quality in Microsoft Dataverse. This feature will reach public preview on March 31, 2026.How does this affect me?With this feature, you can easily summarize data into information, prioritize responses based on urgency (sentiment), categorize responses (classifying), extract pertinent info (email, phone), and generate replies by using these AI functions.What action do I need to take? This…
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Power Apps – Download wrapped apps directly from Dataverse

MC1253499 | March 16 – We are announcing the ability to download wrapped apps directly from Dataverse in Power Apps. This feature will reach general availability on April 13, 2026.How does this affect me?This feature enables you to download custom branded app binaries (APK, IPA, or AAB files) directly from Dataverse, removing the need for Azure Blob Storage.To use this feature, follow the steps listed below:In the Power Apps maker portal, navigate to Wrap from the left…
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(Updated) Microsoft 365 Copilot: Q&A in Read Aloud enables real-time voice interactions

MC1183010 | March 16 – Microsoft 365 Copilot’s Read Aloud now supports real-time voice Q&A for en-US users starting February 2026. Users with a Copilot license get an interactive experience to ask questions during reading, enhancing accessibility and comprehension. No admin action is needed; the feature is enabled by default.
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(Updated) Microsoft Loop – Require Existing Microsoft 365 Group for New Loop workspaces

MC929022 | March 16 – Starting April 2026, new Microsoft Loop workspaces must be connected to existing Microsoft 365 Groups if the policy is enabled, ensuring governance similar to SharePoint Team sites. This may complicate some scenarios, so admins should consider adoption impacts. No preparation is needed; rollout is automatic.
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(Updated) Microsoft 365 Copilot: “Hey Copilot” to start voice in Copilot on Windows devices

MC1189003 | March 16 – Starting late November 2025, Microsoft 365 Copilot on Windows will support hands-free voice activation by saying “Hey Copilot,” which is off by default and must be enabled in settings. It operates locally without recording audio, supports English activation, and rolls out worldwide by mid-April 2026.
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(Updated) Microsoft Outlook for iOS/Android: Improved Contacts with profile enrichment and duplicate management

MC1093912 | March 16 – Microsoft Outlook Mobile (iOS/Android) will unify duplicate contacts and enrich profiles with organizational info, rolling out mid-July 2025 to May 2026. The feature is automatic, default-enabled, and requires no admin action. Users should update to the latest app version post-rollout.
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(Updated) Microsoft 365 Copilot: Podcast voice interactions make audio experiences conversational

MC1183009 | March 16 – Microsoft 365 Copilot will enable real-time voice interactions in podcasts starting May 2026 (en-US only initially). This feature allows users to ask questions during audio overviews, creating a conversational experience. It will be on by default for eligible users, requiring no admin action.
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(Updated) Consult and merge into a meeting or group call via Dual-Tone Multi-Frequency (DTMF)

MC1183611 | March 16 – Microsoft Teams will enable consulting and merging PSTN callers into meetings using DTMF navigation through IVR systems. Rolling out April 2026, this feature requires no admin action, is enabled by default, and allows seamless integration of external callers via a new dialpad interface.
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(Updated) Microsoft Teams: Meeting participants can request collaborative annotation sessions

MC1019312 | March 16 – Starting May 2026, Microsoft Teams desktop users can request collaborative annotation sessions during screen sharing. Presenters can accept or deny requests, enabling everyone in the meeting to annotate. Anonymous users cannot request annotations. The feature rolls out automatically with no admin action needed.
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(Updated) Microsoft 365 Copilot: Business justification for Copilot license requests

MC1227088 | March 16 – Starting late April 2026, Microsoft 365 Copilot license requests will include an optional business justification field for users. Admins will see this justification during review to streamline approvals. The feature is on by default, requires no tenant configuration, and does not affect existing workflows or policies.
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Microsoft Viva Glint: AI-generated survey insights with Copilot highlights

MC1247887 | March 16 – Microsoft Viva Glint will introduce AI-generated Copilot highlights in survey reports by April 2026, providing structured summaries of key insights automatically for licensed users. No extra configuration or Microsoft 365 Copilot license is needed. Admins can manage access via the Microsoft 365 admin center.
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