25-March-2026 Below you will find a collection of news published yesterday. This news consists of Microsoft’s Roadmap when it is updated it will be below with items. Then there will be a section with the message center, if there is anything new there, this will be automatically included. And it contains a piece from blogs that I follow myself and would like to share with you. If I miss something in the blogs that do have an RSS feed, please let me know.
This entire post was automated via Microsoft Flow
have fun reading!
Office 365 Roadmap Updated: 2026-03-25
Additions : 5
Updates : 6
More Details At: www.roadmapwatch.com
Items from the MessageCenter in Microsoft 365
| (Updated) Retirement of external access token for actionable messages – moving to Microsoft Entra authenticationCategory:Microsoft 365 appsNummer:MC1189663Status:planForChange |
Updated March 24, 2026: We have updated the timeline. Thank you for your patience. [Introduction] We’re retiring the use of external access tokens for actionable messages and transitioning to Microsoft Entra-based authentication. This update enhances security and aligns with modern identity standards, providing a more robust and compliant experience for actionable messages. [When this will happen] This change takes effect on May 15, 2026. After this date, external access tokens will no longer be supported. [How this affects your organization] Who is affected: Organizations using actionable messages that currently rely on external access tokens. What will happen:
Learn more: [Compliance considerations]No compliance considerations identified, review as appropriate for your organization. | |||||||||||||||||||||||||
| (Updated) Microsoft Purview | Data lifecycle Management cmdlet connectivity changeCategory:Microsoft PurviewNummer:MC1213770Status:stayInformed | Updated March 24, 2026: We have updated the content. Thank you for your patience. Introduction Connectivity changes between cmdlets and Microsoft 365 services like SharePoint and Exchange now require a new parameter for improved security and modern authentication. Starting Jan 31, 2026, Admins must use Exchange Online PowerShell v3.9.0 or later and include the When this will happen: Enforcement begins January 31, 2026. How this affects your organization:
What you can do to prepare:
Compliance considerations: No compliance considerations identified, review as appropriate for your organization. | |||||||||||||||||||||||||
| (Updated) Introducing awards and certifications section in M365 profile cardCategory:Microsoft 365 appsNummer:MC1250272Status:stayInformed | Updated March 24, 2026: We have updated the content. Thank you for your patience. We’re launching a user experience (UX) update that displays existing Awards and Certifications properties from Microsoft 365 profile schema on users’ profile cards. [When this will happen:] General Availability (Worldwide): We will begin rolling out mid-March 2026 and expect to complete by early April 2026. [How this affects your organization:] Who is affected: All users whose organizations populate the Awards and Certifications properties in the M365 profile. What will happen:
[What you can do to prepare:]
[Compliance considerations:] No compliance considerations identified, review as appropriate for your organization. | |||||||||||||||||||||||||
| (Updated) Copilot extensibility: Microsoft 365 Copilot Declarative Agents model upgrade to GPT‑5.2Category:Microsoft Copilot (Microsoft 365)Nummer:MC1251203Status:stayInformed | Updated March 24, 2026: We have updated the content. Thank you for your patience. [Introduction] Microsoft 365 Copilot Declarative Agents are being upgraded to the GPT‑5.2 model. This update improves quality and reliability for agent scenarios such as reasoning, multi‑step workflows, tool calling, structured output generation, and document analysis. [When this will happen] General availability (Worldwide): Rollout will begin around mid-March 2026 and is expected to complete by late March 2026. [How this affects your organization] Who is affected
What will happen:
[What you can do to prepare] No configuration changes are required. To support a smooth transition, consider the following steps:
[Compliance considerations] No compliance considerations identified. Review as appropriate for your organization. | |||||||||||||||||||||||||
| Offline attachments policy for the new Outlook for WindowsCategory:Exchange Online Microsoft 365 appsNummer:MC1259820Status:stayInformed | [Introduction] We are introducing a new [When this will happen:] The new policy will rollout mid-April 2026 [How this affects your organization:] Who is affected:
What will happen:
[What you can do to prepare:]
Learn more and configure the policy using Exchange PowerShell: Set-OwaMailboxPolicy documentation. [Compliance considerations:] No compliance considerations identified, review as appropriate for your organization. | |||||||||||||||||||||||||
| Microsoft 365 Copilot: Introducing Federated Copilot ConnectorsCategory:Microsoft Copilot (Microsoft 365)Nummer:MC1259822Status:stayInformed | [Introduction] Microsoft is announcing the General Availability (GA) of federated Copilot connectors for Microsoft 365 Copilot. Federated Copilot connectors enable users to securely connect Copilot to popular third‑party sources and retrieve data in real time using the Model Context Protocol (MCP). These connectors do not store or index customer data in Microsoft services; access occurs in real time using the user’s identity, while administrators retain full governance and control through the Microsoft 365 admin center. With GA, federated Copilot connectors will be supported in Researcher agent, Microsoft 365 Chat, and Agent Mode in Excel, enabling users to bring external data directly into their workflows. [When this will happen]
[How this affects your organization] Who is affected
What will happen
Screenshot 1 – Manage federated Copilot connectors: Screenshot 2 – Connect and use federated Copilot connectors: Microsoft‑published federated Copilot connectors available at GA include:
Note: Microsoft may initially release a subset of the connectors listed above, with additional Microsoft‑published federated Copilot connectors becoming available over time with prior notice. [What you can do to prepare]
Note: By using Microsoft 365 Copilot connectors, you, as the data controller, authorize Microsoft to index third‑party data or otherwise send Customer Data and Personal Data to third‑party services, as well as retrieve third‑party data and import it into your Microsoft 365 tenant according to your configurations. [Compliance considerations] No compliance considerations identified. Review as appropriate for your organization. | |||||||||||||||||||||||||
| SharePoint Advanced Management: Site admin control for restricted content discoveryCategory:SharePoint Online Microsoft Copilot (Microsoft 365)Nummer:MC1259825Status:stayInformed | [Introduction] We are introducing an enhancement to SharePoint Advanced Management that allows SharePoint admins to delegate control of the Restricted Content Discovery (RCD) setting to site admins. Restricted Content Discovery limits whether content from specific SharePoint sites can appear in organization-wide search results and in Microsoft 365 Copilot experiences. This update improves governance and accountability by enabling site admins to manage RCD for their sites while providing required justification for any changes. [When this will happen]
Who is affected
What will happen
[What you can do to prepare] No action is required to receive this update. If your organization uses Restricted Content Discovery, consider the following steps:
[Compliance considerations] No compliance considerations identified. Review as appropriate for your organization. | |||||||||||||||||||||||||
| Microsoft Purview: Data Security Investigations – role-based access simplificationCategory:Microsoft PurviewNummer:MC1259826Status:stayInformed | [Introduction] We’re simplifying how organizations manage access to Data Security Investigations (DSI) in Microsoft Purview. Based on customer feedback and continued alignment with Data Security Posture Management (DSPM), Insider Risk Management (IRM), and Microsoft Defender XDR, the DSI Admin and DSI Contributor roles will automatically be included in additional role groups. This reduces manual assignments and helps teams that frequently work across these solutions have the right access by default. This message is associated with Microsoft 365 Roadmap ID 558546. [When this will happen]
[How this affects your organization] Who is affected
What will happen
[What you can do to prepare] No action is required before rollout. You may want to:
Learn more:
[Compliance considerations] This change will automatically grant DSI access to members of the affected role groups. Admins should review current role group membership and ensure DSI access aligns with their organization’s security and compliance requirements. | |||||||||||||||||||||||||
| Microsoft Purview: Data Security Investigations – analyze files tied to audit log activitiesCategory:Microsoft PurviewNummer:MC1259827Status:stayInformed | [Introduction] We’re introducing a new audit log querying experience in Data Security Investigations (DSI) in Microsoft Purview. This update allows administrators and investigators to build audit log queries directly within DSI by specifying criteria such as date range, users, activities, and keywords. DSI will then automatically surface files associated with those activities. This removes the previous manual process of exporting and reviewing large audit log datasets and makes investigations faster and more accurate. This message is associated with Microsoft 365 Roadmap ID 558548. [When this will happen]
[How this affects your organization] Who is affected
What will happen
[What you can do to prepare] No action is required before rollout. To prepare, you may want to:
Learn more:
[Compliance considerations] No compliance considerations identified. Review as appropriate for your organization. | |||||||||||||||||||||||||
| Microsoft Purview: Credential scanning in Data Security Posture AgentCategory:Microsoft PurviewNummer:MC1259828Status:stayInformed | [Introduction] We are expanding the Data Security Posture Agent in Microsoft Purview with a new credential scanning capability. This update helps your organization discover exposed credentials and related data security risks across scoped locations. The agent analyzes selected data locations to detect sensitive credential types—including Microsoft Entra user credentials, private keys, and API tokens—and provides risk scores, AI-generated insights, confidence ratings, and credential categories so you can review, confirm, and take action from a single task board view. This message is associated with Microsoft 365 Roadmap ID 558436. [When this will happen]
[How this affects your organization] Who is affected
What will happen
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[What you can do to prepare]
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| Changes to OneLake operation reporting in Microsoft FabricCategory:Power BINummer:MC1259829Status:stayInformed | [Introduction] We’re introducing OneLake storage tiers (hot, cool, and cold) in Microsoft Fabric. As part of this rollout, we are updating how OneLake compute operations appear in your capacity billing. These updates improve clarity and align reporting with the new storage tier model. There is no change to billing rates. Key updates include
Units of measure and consumption rates remain unchanged. [When this will happen]
[How this affects your organization] Who is affected
What will happen
The following example illustrates how the report now appears:
There is no change to billing rates or your total costs. Operation name changes:
[What you can do to prepare]
No other action is required. Learn more:
[Compliance considerations] No compliance considerations identified. Review as appropriate for your organization. [Support] For assistance, contact your Microsoft account team or visit Microsoft Fabric support. | |||||||||||||||||||||||||
| Outlook Mobile: New external image handling option for safe sendersCategory:Exchange Online Microsoft 365 appsNummer:MC1260700Status:stayInformed | Introduction To address customer feedback and align Outlook Mobile with other Outlook endpoints, we’re updating how Outlook for iOS and Android handles external images in email messages. This update introduces a new “Load images for safe senders” option. This change gives users and administrators more granular control over external image behavior while maintaining security and privacy protections. When this will happen We will begin rollout early April 2026 and expect to complete by late April 2026. How this affects your organization Who is affected:
What will happen:
What you can do to prepare
Learn more: Manage Outlook for iOS and Android With Intune – Microsoft Intune | Microsoft Learn Compliance considerations No compliance considerations identified; review as appropriate for your organization. | |||||||||||||||||||||||||
| Updates available for Microsoft 365 Apps for Current ChannelCategory:Microsoft 365 appsNummer:MC1260704Status:stayInformed | We've released updates to the following update channel for Microsoft 365 Apps:
[When this will happen:] We'll be gradually rolling out this update of Microsoft 365 Apps to users on that update channel starting March 24th, 2026 (PST). [How this will affect your organization:] If your Microsoft 365 Apps clients are configured to automatically update from the Office Content Delivery Network (CDN), then no action is required. If you manage updates directly you can now download this latest update and begin deployment. [What you need to do to prepare:] To get more details about this update view the following release notes: | |||||||||||||||||||||||||
| Microsoft Purview: Information Protection – Policy sync status for M365 Label publishing policiesCategory:Microsoft 365 suite Microsoft PurviewNummer:MC1260706Status:stayInformed | [Introduction] Microsoft is introducing policy sync status visibility for Microsoft 365 label publishing policies in the Microsoft Purview portal. This update provides Information Protection admins clear insight into how label publishing policy changes are syncing across selected locations. This helps reduce guesswork, speeds troubleshooting, and increases confidence during large-scale label deployments. This message is associated with Roadmap ID 558687. [When this will happen:]
[How this affects your organization:] Who is affected:
What will happen:
[What you can do to prepare:]
[Compliance considerations:] This change improves admin monitoring and reporting by adding visibility into label publishing policy synchronization status. No other compliance impacts were identified. | |||||||||||||||||||||||||
| Microsoft Teams: Catch up in Teams mobileCategory:Microsoft TeamsNummer:MC1260707Status:stayInformed | [Introduction] We are introducing Catch up in Microsoft Teams mobile. This new, consolidated view helps users triage conversations that need their attention across chats, meeting chats, and followed channels or threads. The experience uses a mobile-optimized card layout with swipe actions to help users stay organized and act quickly on important messages. This message is associated with Microsoft 365 Roadmap ID 558108. [When this will happen]
[How this affects your organization] Who is affected
What will happen
[What you can do to prepare] No admin action is required at this time. If your organization provides guidance or training for Teams usage, you may want to:
[Compliance considerations] No compliance considerations identified. Review as appropriate for your organization. | |||||||||||||||||||||||||
| Microsoft Entra ID: Improved readability for Authentication Methods Policy Update audit logsCategory:Microsoft EntraNummer:MC1260708Status:stayInformed | [Introduction] We’re improving the formatting of the Authentication Methods Policy Update audit log entry in Microsoft Entra ID. Previously, this audit log included the full authentication methods policy payload under Modified properties, even when only a small number of settings were updated. With this update, the audit log will now display only the specific properties that changed, along with their corresponding old and new values. The audit log activity name and when it is triggered will not change. This update only changes how modified properties are displayed. [When this will happen]
[How this affects your organization] Who is affected:
What will happen:
[What you can do to prepare]
Learn more: Microsoft Entra audit log activity reference – Microsoft Entra ID | Microsoft Learn [Compliance considerations] No compliance considerations identified, review as appropriate for your organization. | |||||||||||||||||||||||||
| Microsoft Teams: Copilot PSTN audio announcementsCategory:Microsoft TeamsNummer:MC1260709Status:stayInformed | [Introduction] Microsoft Teams includes audio announcements for PSTN (phone dial‑in) participants when Copilot is used in Copilot Only mode, which is Copilot without transcription. These announcements inform PSTN participants when their audio is being processed by Copilot during calls and meetings. [When this will happen]
[How this affects your organization] Who is affected
Copilot is accessible to users who are licensed for Microsoft 365 Copilot. This capability requires a Microsoft 365 Copilot license for the user who enables Copilot, but awareness is relevant for all tenants because PSTN participants may hear these announcements when joining calls hosted by organizations that use Copilot. Teams desktop, web, and mobile clients are not affected. What will happen PSTN participants will now hear audio announcements when Copilot processes or stops processing their audio. When Copilot Only mode starts:
When Copilot Only mode stops:
Announcements follow the same localization behavior as existing recording or transcription announcements. No new admin controls or tenant-level settings are added. If your organization uses Copilot with transcription, no behavior changes occur, as the existing transcription announcement already communicates this information. [What you can do to prepare] No admin action is required. These announcements play automatically when PSTN participants are present and Copilot Only mode is active. You may want to:
Learn more:
[Compliance considerations] No compliance considerations identified. Review as appropriate for your organization. | |||||||||||||||||||||||||
| Microsoft 365 Copilot: Customize how managers are identified in Workforce Insights agent and Copilot responsesCategory:Microsoft Copilot (Microsoft 365)Nummer:MC1260710Status:stayInformed | [Introduction] We’re introducing a new capability in Workforce Insights agent and Microsoft 365 Copilot that allows organizations to customize how managers are identified. This enhancement uses the SupervisorIndicator attribute from the Microsoft Organizational Data Ingestion System (MODIS) to align Copilot responses, insights, and analytics with your organization’s formal manager definition. This helps ensure accurate and consistent manager‑related metrics without altering your reporting hierarchy or access controls. [When this will happen]
[How this affects your organization] Who is affected
What will happen
[What you can do to prepare] If your tenant uses SupervisorIndicator, ask your organizational data admin to:
No other admin action is required at this time. Learn more:
[Compliance considerations] No compliance considerations identified. Review as appropriate for your organization. |





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