Microsoft 365 Copilot (web and mobile): Sharing Copilot Notebooks and mobile app rollout

MC1179160 | October 24 – Microsoft 365 Copilot introduces shared Copilot Notebooks for team collaboration and a new mobile app for on-the-go access. Rolling out from October to December 2025, these features enhance cross-functional workflows, require Copilot licenses, and maintain data security and compliance. Admins manage availability via Office Cloud Policy Service.
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(Update)Microsoft 365 and Microsoft Teams: Unified management of Teams apps in Teams, Outlook, and the Microsoft 365 app

MC796790 | October 24 – Microsoft is unifying app and agent availability management across Teams, Outlook, and Microsoft 365 admin centers to ensure consistent policies. The rollout starts late September 2025 in three phases, synchronizing settings and providing a consolidated management experience. No immediate action is required, but reviewing current settings is recommended.
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(Updated) Microsoft Teams admin center: App centric management for app installation and changes to app setup policies

MC795355 | October 24 – Microsoft Teams is introducing app-centric management for admin app installation, allowing admins to install apps for users, groups, or everyone directly from the app. Existing app setup policies remain but no new additions allowed. Rollout occurs in two phases from mid-October to mid-December 2025.
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(Updated) Microsoft Outlook: Enhanced search experience with Copilot in Classic Outlook

MC1176366 | October 23 – Classic Outlook will gain a Copilot side pane showing AI-generated summaries of search results from documents and Teams messages. Users can interact with and ask follow-up questions in the pane. The feature rolls out mid-December 2025 to mid-February 2026, enabled by default for commercial M365 Copilot license holders.
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Microsoft Teams: Retirement of UKG and Blue Yonder managed connectors for Shifts

MC1166868 | October 23 – Microsoft is retiring the UKG and Blue Yonder managed connectors in Teams Shifts on November 14, 2025. Organizations must transition to partner apps like UKG Flow or custom integrations before then. Admins should plan with their Microsoft account team and update documentation accordingly.
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(Updated) External workbook links to blocked file types will be disabled by default

MC1125497 | October 23 – Starting November 2025, external workbook links to blocked file types will be disabled by default in Excel, showing a #BLOCKED error for new links and preventing refresh for existing ones. Administrators can revert this via registry or group policy settings. Rollout ends July 2026.
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(Updated) Viva Glint: Focus area enhancements and retirement of goal periods

MC1138786 | October 23 – Viva Glint will enhance focus areas by linking them to survey cycles and retiring goal periods, simplifying reporting. The rollout starts mid-January 2026 and completes by late January. No data will be deleted, no admin action is needed, but communication and documentation updates are recommended.
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(Updated) Microsoft Teams: Collaborative Notes in Chats

MC1148543 | October 22 – Microsoft Teams will introduce Collaborative Notes in group chats, enabling real-time co-creation of notes, agendas, and action items via a new Notes tab. Public preview starts late September 2025; general availability begins early November 2025. The feature is on by default and manageable via Teams Admin Center or PowerShell.
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(Updated) SharePoint Alerts retirement

MC1072889 | October 22 – Microsoft is retiring SharePoint Alerts by July 2026, phasing out new alert creation starting January 2026 and expiring existing alerts after 30 days from October 2025. Users should transition to Power Automate or SharePoint Rules. Admins should assess impact and update training and support accordingly.
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We’re updating how we bill for mid-term subscription changes

MC1176303 | October 20 – We’re updating how we bill for mid-term subscription changes to improve clarity and efficiency.
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Action Required – Domain Setup for Custom HTML Templates in Teams Events Email Notifications

MC1176301 | October 20 – Starting November 17, 2025, organizations using premium custom HTML templates for Teams Events email notifications must set up and verify their sending domain in Microsoft 365. Without this, custom templates cannot be used, and event emails must originate from an authenticated, customer-owned domain.
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(Updated) Microsoft SharePoint Online: We will remove retired DISCO and WSDL web pages

MC1055555 | October 20 – Microsoft SharePoint Online is removing retired ASP.NET DISCO and WSDL web pages by November 2025. These legacy endpoints, rarely used and outdated since 2013, should be replaced with Microsoft Graph for remote operations. Organizations should verify if these pages are in use internally.
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(Updated) Entra ID: Upcoming changes to support passkey profiles in the authentication methods policy (preview)

MC1097225 | October 20 – In November 2025, Microsoft Entra ID will support passkey profiles in public preview, enabling group-based passkey configurations and new API schema changes. Rollout occurs worldwide early November to December, with GCC regions mid-November to mid-December. No admin action is needed before rollout.
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Dynamics 365 Contact Center – Enable selective hold with music and exit prompts

MC1179700 | October 25 – We are announcing the ability to enable selective hold with music and exit prompts in Dynamics 365 Contact Center. This feature will reach general availability on November 24, 2025. How does this affect me? This feature enables voice agents to use selective hold periods when callers need time to retrieve information or respond. By playing music or promotional prompts during these pauses, the system prevents silences that might suggest disconnection or audio problems….
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An updated version of the October 2025 Scan Cab is available

MC1179337 | October 25 – IMPORTANT: This notice is only relevant for environments where:Scan Cab is used to check for update compliance.The October 2025 Scan Cab was deployed before 8:54 pm PT on October 24, 2025.An updated version of the October 2025 Scan Cab was made available at 8:54 pm PT on October 24, 2025. This Scan Cab includes new metadata corresponding to new updates for the following versions of Windows Server:Windows Server…
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Microsoft Custom engine agents: Introducing file upload support

MC1179162 | October 24 – Custom engine agents will support file uploads from local storage or OneDrive starting November 2025, allowing agents to access files briefly and respond to queries. This feature, enabled by default, applies to all users and matches Copilot’s supported file types, with image support coming later.
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Microsoft PowerPoint: “Reuse Slides” feature will retire starting 2026

MC1179161 | October 24 – Starting January 2026, PowerPoint will retire the “Reuse Slides” feature on Windows and Mac desktops, removing it from the ribbon with no option to re-enable. Users should update documentation and consider alternative slide reuse methods. No compliance issues are noted.
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Microsoft Defender for Identity: Activate the Unified Sensor now generally available

MC1179159 | October 24 – Microsoft Defender for Identity’s Unified Sensor is now generally available, enabling identity protections on qualifying domain controllers via the existing Defender for Endpoint agent without extra installation. Activation requires Windows Server 2019+, specific updates, and licensing. It simplifies identity alerts and attack disruption with no downtime.
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Updated SharePoint document library user experience

MC1179157 | October 24 – Microsoft is updating SharePoint document libraries with a simplified command bar, improved breadcrumb navigation, more visible custom views, filter pills, and a new options button. Changes begin November 2025, preserving existing customizations except for updated command bar formatter behavior. No action required to prepare.
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Microsoft Defender for Identity: New recommendation added to Microsoft Secure Score

MC1179155 | October 24 – Microsoft Secure Score will add a new improvement action from Microsoft Defender for Identity to prompt password changes for accounts with potentially leaked credentials. Rolling out November to December 2025, it requires no admin action and appears only if Defender for Identity sensors are deployed.
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Microsoft Authenticator app: Upcoming changes to jailbreak and root detection

MC1179154 | October 24 – Starting February 2026, Microsoft Authenticator will block Entra credentials on jailbroken/rooted iOS and Android devices through a phased rollout: warning, blocking, then wiping credentials. This security feature requires no admin setup. Users on compliant devices remain unaffected. Organizations should notify users and update documentation accordingly.
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(Updated) Microsoft Teams: Automatically set work location by connecting to a Wi-Fi network

MC1081568 | October 24 – Microsoft Teams will soon auto-set users’ work location by detecting their connection to organizational Wi-Fi or peripherals, improving coordination. This opt-in feature, rolling out worldwide from December 2025, requires admin configuration and respects users’ working hours and privacy controls.
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(Updated) Microsoft 365: Visual refresh of app icons

MC1163778 | October 24 – Microsoft 365 is updating app icons for Word, Excel, PowerPoint, and others with a unified, symbol-led design reflecting Copilot integration. Rollout starts October 2025 across web, desktop, and mobile. This is a visual-only change with no impact on functionality or settings. No admin action required.
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(Updated) Microsoft 365 Copilot App for Windows: “Update available” button

MC1154790 | October 24 – Starting November 2025, the Microsoft 365 Copilot app for Windows will show a non-blocking “Update available” button for users to update the app without interrupting workflow. Users can choose to update immediately or later. No admin action is needed, and no changes to app functionality occur.
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Policy-based removal of pre-installed Microsoft Store apps

MC1179067 | October 24 – You’re now more in control of provisioned Microsoft Store apps than ever. Starting this month, you can remove select in-box apps using straightforward policy on Windows 11 Enterprise or Windows 11 Education, version 25H2. The new policy, calledRemove default Microsoft Store packages from the system, is disabled by default. Learn more about how it works, why it matters, the apps it applies to, and how you can configure it with Microsoft Intune or using Group…
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(Updated) Microsoft Purview | Data Lifecycle Management: New integration with Adaptive protection

MC791110 | October 24 – Microsoft Purview will publicly preview integration of Adaptive protection with Data Lifecycle Management in June 2024, automatically retaining deleted content from elevated risk users for 120 days. After rollout, enabling Adaptive protection activates this feature with no manual retention label management needed. General availability is set for June 2026.
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Dynamics 365 Customer Service – Configure quality evaluation with quality evaluation agent

MC1178985 | October 24 – We are announcing the ability to configure quality evaluation framework with Quality Evaluation Agent in Dynamics 365 Customer Service. This feature will reach general availability on October 31, 2025. How does this affect me? The evaluation framework allows AI supervisors to define business quality standards for both customer service representatives and AI agents through detailed evaluation criteria. This feature enables autonomous and AI-assisted assessments of customer…
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Take Action: Out-of-band update to address a vulnerability in Windows Server Update Services (WSUS)

MC1178653 | October 24 – Microsoft has identified a remote code execution (RCE) vulnerability in the Windows Server Update Services (WSUS) reporting web service. Windows servers that do not have the WSUS server role enabled are not vulnerable to this vulnerability. For more information about the security fix, seeCVE-2025-59287.An out-of-band (OOB) update was…
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Microsoft 365 Copilot: Generate text for a PowerPoint slide using slide context

MC1178510 | October 23 – Microsoft 365 Copilot in PowerPoint will soon generate titles, summaries, and captions using slide context via natural language prompts. Rolling out mid to late December, it appears as a default dropdown for blank textboxes on Windows, Mac, and Web. No admin action needed; user notification recommended.
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Microsoft Teams town halls: Full HD (1080p) video resolution coming to Teams Premium

MC1178507 | October 23 – Microsoft Teams Premium will support 1080p video resolution for town halls starting November 2025. IT admins must enable it via the TownhallMaxResolution policy. Network support and Ultra-Low Latency streaming are required. The feature enhances video quality for sharper broadcasts and is available across all Teams platforms.
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(Updated) Microsoft Defender for Office 365: Enhancing the quarantine email preview experience

MC1166867 | October 23 – Microsoft Defender for Office 365 is updating its quarantine email preview to enhance clarity, consistency, and security. Changes include retiring plain text view, limiting URL hover previews, and removing some “Load external content” buttons. Rollout begins November 2025, completing by mid-December, with no required user configuration.
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(Updated) Build and analyze surveys with Surveys Agent in Microsoft 365 Copilot

MC1134742 | October 23 – Surveys Agent in Microsoft 365 Copilot enables users to create, distribute, and analyze surveys via chat using Microsoft Forms. Public preview starts mid-August 2025, with general availability by early November 2025. The feature is off by default and requires admin setup and licensing.
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Power Automate – Automate browsers using direct control without extensions

MC1166689 | October 23 – Update: Release of this feature has been updated.We are announcing the ability to automate browsers using direct control without extensions in Power Automate. This feature will reach general availability on November 17, 2025. How does this affect me? This feature eliminates the need for browser extensions, enabling you to more easily set up automation. Direct browser control improves reliability across environments and supports scenarios where extensions…
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Microsoft Purview | Data Lifecycle Management: Retention based on “last accessed” for OneDrive and SharePoint files

MC999442 | October 23 – Microsoft Purview will soon allow admins to apply retention policies based on files’ last accessed date in OneDrive and SharePoint. Preview starts late January 2026; general availability begins late June 2026. This feature helps delete obsolete data and improves Microsoft 365 Copilot responses, with no admin action needed before rollout.
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Microsoft 365 Copilot for Sales – Autonomously grow your pipeline with Sales Agent

MC1164255 | October 23 – Update: Release of this feature has been updated.We are announcing the ability to autonomously grow your pipeline with Sales Agent in Microsoft 365 Copilot for Sales. This feature will reach general availability on March 31, 2026. How does this affect me? The sales agent works like a new sales rep instead of working on behalf of an existing sales rep. It engages your prospects in a two-way conversation and leads them to a meeting or purchase using the following…
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(Updated) Outlook: Create and save email templates in the new Outlook for Windows

MC1129129 | October 23 – The new Outlook for Windows and Outlook for the Web will support creating, saving, and reusing email templates, including importing .oft files. Rollout begins September 2025, with templates accessible across devices and enabled by default, requiring no admin setup. Users can manage templates from the compose window and settings.
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Dynamics 365 Contact Center – Enable Intent group and agent group-based metrics and dimensions

MC1172377 | October 23 – Update: Release of this feature has been updated. We are announcing the ability to enable intent group and agent group-based metrics and dimensions for real time analytics for record routing in Dynamics 365 Contact Center. This feature will reach general availability on November 14, 2025. How does this affect me? This feature enables intent groups in your environment, allowing you to effectively monitor conversations and track operational metrics using intent…
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(Updated) Microsoft 365 Copilot: Updates to memory and personalization

MC1158329 | October 23 – Microsoft 365 Copilot updates Memory to personalize responses using chat history, with refreshed user controls for managing Saved Memory. Rollout begins October 2025, completing by mid-November. Existing settings remain respected, no admin action required unless updating documentation. Users gain more tailored, contextual AI interactions.
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Power Apps – Process maps as a part of your plan

MC1178439 | October 23 – We are announcing the ability to use process maps as a part of your plan in Power Apps. This feature will reach general availability on November 14, 2025.How does this affect me?This feature update allows the Plan designer in Power Apps to generate a representation of your business process, in addition to the requirements, data, solution architecture, and process diagram.The process map captures the activities, events, and decisions for the process, and can be edited…
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Dynamics 365 Customer Insights – Journeys – Create an event portal on your own website using WebApp

MC1178437 | October 23 – We are announcing the ability to create an event portal on your own website using WebApp in Dynamics 365 Customer Insights – Journeys. This feature reached general availability on October 14, 2025. How does this affect me? This feature update allows you to create a comprehensive event portal on your website where prospective attendees can access a list of events, an event details page, and a registration page. The Event Portal Web introduces the following capabilities:…
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(Updated) Microsoft Copilot (Microsoft 365): Skills agent now available in Frontier

MC1155426 | October 22 – The Skills agent, powered by People Skills, is now available in Frontier for early Microsoft 365 Copilot access, helping identify and develop skills across Teams, Surface, and Web. Admins can manage deployment via the Copilot Control center. Rollout began September 2025 but is paused for now.
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Power Automate – Information about ‘Retry with AI vision’ functionality in Power Automate for desktop

MC1177141 | October 22 – We are announcing the introduction of the Retry with AI vision feature in error handling for UI and browser automation within Power Automate for desktop. This feature will be available for Public Preview in all Power Platform environments hosted in the United States region starting November 18, 2025. This AI-powered capability is designed to improve the reliability of desktop automations by intelligently identifying and proposing the correct UI element when an automation…
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(Updated) Microsoft 365 Copilot: Teams channels available in Context IQ prompts

MC1165054 | October 22 – Microsoft 365 Copilot will integrate Teams channels into Context IQ prompts, allowing users to search and insert relevant channels they have access to. Rollout begins early November 2025, enabled by default, requiring no admin action. Users should be notified and documentation updated accordingly.
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(Updated) Microsoft Outlook: Automatically display automapped calendars

MC906502 | October 22 – Starting November 2025, Outlook will automatically display automapped calendars when switching between classic and new Outlook for Windows. The rollout requires no admin action and completes by December 2025. Users previously had to access these calendars manually. Notifications and documentation updates are recommended.
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How Windows 11 and AI are transforming the future of work

MC1177767 | October 22 – Windows 11 now integrates AI deeply into the operating system (OS), enabling secure, scalable, and agentic work environments. Multiple new features are coming to Windows 11 devices where Copilot is available, starting with Windows Insiders in Copilot Labs. Additionally, Copilot+ PCs deliver native AI experiences with features like Click to Do, Copilot Voice, Copilot Vision, and Copilot Action. Windows 365 further extends this AI-ready environment to the cloud. When these innovative…
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(Updated) Microsoft Teams: New keyboard shortcut for adding emojis

MC1000269 | October 22 – Microsoft Teams will introduce a new feature allowing users to insert emojis by typing words surrounded by colons (e.g., :smile:). Rolling out from June 2025 to January 2026 across various regions, it requires no admin action and will be enabled by default on Windows and Mac desktops.
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(Updated) Introducing Knowledge Agent (preview): AI-powered content optimization for SharePoint and Copilot

MC1155312 | October 22 – Knowledge Agent is a new SharePoint AI feature preview starting September 2025, offering role-based content optimization and intelligent actions via a floating button. It requires Microsoft 365 Copilot licenses for ready-made agents, changes agent access and icons, and allows admins to manage opt-in/out per site.
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Microsoft Copilot Studio – Analytics Metrics and KPIs for themes of GenAI Questions

MC1177702 | October 22 – We are announcing the ability to analyze and monitor the performance of your Generative AI-powered copilot agents by tracking key analytics metrics and KPIs for categorized themes of user questions in Microsoft Copilot Studio. This feature will reach general availability on November 15, 2025. How does this affect me? This feature allows you to gain visibility into how your copilot agents perform by viewing questions grouped into themes, each with metrics such as total number…
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Updates available for Microsoft 365 Apps for Current Channel

MC1177185 | October 21 – We’ve released updates to the following update channel for Microsoft 365 Apps: Current Channel
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Microsoft Exchange Online: Remove-DkimSigningConfig cmdlet now available to tenant admins

MC1177179 | October 21 – Tenant admins can now use the Remove-DkimSigningConfig cmdlet in Exchange Online PowerShell (v3.7) to remove obsolete DKIM configurations without Microsoft support. This feature is available worldwide by June 2025 and requires appropriate roles and module updates for self-managed DKIM cleanup.
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Microsoft 365 Admin Center Marketplace and Purchase Services node name change

MC1177178 | October 21 – Starting December 2025, the Microsoft 365 Admin Center will replace the Purchase Services node with a new Marketplace node as a Level 1 item above Billing. This visual update affects global and billing admins, requires no action, and involves no changes to functionality or permissions.
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Microsoft 365 Copilot: Edit in Outlook from Copilot Chat

MC1173196 | October 21 – Microsoft 365 Copilot introduces an “Edit in Outlook” button for drafting emails from Copilot Chat prompts. Available to all licensed users across multiple platforms, it opens Outlook with a pre-filled draft. Rollout starts late October 2025, requires no extra licenses or admin changes, and is enabled by default.
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(Updated) Microsoft 365 Copilot: Agent Mode available in Excel Labs add-in (Frontier preview)

MC1162083 | October 21 – Microsoft 365 Copilot’s Agent Mode in Excel Labs (Frontier preview) enables natural language workbook editing, available from October 21, 2025, for Frontier program customers. Admins must enable Frontier access; users can toggle features in Copilot. More features and languages are coming, with no identified compliance issues.
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Microsoft Copilot Studio – Org-Wide Sharing Control for Agents Built in Copilot Studio lite

MC1176373 | October 21 – We are announcing the ability to manage the Org-Wide Sharing Control for agents built in Copilot Studio lite in Microsoft Copilot Studio. This feature will reach general availability on October 23, 2025. How does this affect me? This feature introduces a new Microsoft 365 Admin Center control that allows tenant admins to restrict which makers can share declarative agent links with their entire organization from Copilot Studio Lite. Admins can set org-wide sharing…
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Microsoft Purview | eDiscovery: Import Non-O365 data into review set for modern eDiscovery (Premium)

MC1176369 | October 20 – Microsoft Purview eDiscovery (Premium) will allow uploading and reviewing non-Microsoft 365 data alongside Microsoft 365 content in review sets starting December 2025. This feature requires no configuration but may need workflow updates and training for compliance teams in GCC, GCC High, and DoD environments.
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GPT-5 becomes the default Copilot model

MC1176368 | October 20 – GPT-5 will become the default Microsoft 365 Copilot model in a phased rollout from October to November 2025. Initially, users can toggle GPT-5 on or off; later, it becomes mandatory with no opt-out. GPT-5 offers faster, more accurate responses with dynamic model routing and reasoning features.
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Configure and manage connected experiences with Edge Connected Feature Control (CFC) – Targeted Release

MC1176364 | October 20 – Microsoft Edge for Business introduces Connected Feature Control (CFC) in Public Preview, allowing admins to centrally manage cloud-powered features based on compliance needs. Rolling out from August to October 2025, CFC offers three modes to control AI-driven experiences, with default off and customizable settings for sensitive content and data handling.
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Microsoft Copilot Studio: Copy an agent from the lite experience into the full experience

MC1176363 | October 20 – Users can now copy agents from the lite Copilot Studio into the full experience, gaining advanced authoring, publishing, lifecycle, and governance features. Rollout starts November 2025. Admins should prepare by managing environments, licensing, security policies, and governance via the Power Platform admin center.
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(Updated) Rewrite with Microsoft 365 Copilot Chat coming soon to Edge for Business users

MC1146821 | October 20 – Microsoft Edge for Business will add the Rewrite feature powered by Microsoft 365 Copilot Chat, enabling AI-assisted text drafting and rephrasing via right-click. Rollout starts December 2025, enabled by default, with admin control via InlineComposeEnabled policy and DLP restrictions affecting functionality.
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(Updated) Microsoft Teams: Channel Agent

MC1155329 | October 20 – Microsoft Teams introduces Channel Agent, an AI-powered assistant for each channel that summarizes conversations, manages tasks via Planner, and answers questions. EDU tenants have agent auto-creation off by default from October 20, 2025. It requires specific licenses and has limitations like no support for private channels or guest users. Admins can manage auto-creation settings in the Teams Admin Center. The feature rolls out in public preview from mid-September to mid-October 2025.
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(Updated) Teams Search now respects hidden user attributes without requiring “Scope Search”

MC1168293 | October 20 – Microsoft Teams will now respect hidden user attributes like ShowInAddressList without needing Scope Search, aligning with Outlook and Exchange. This change, rolling out in October 2025, simplifies user visibility management by removing Scope Search for hiding users, though it should remain for Information Barriers.
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Action Required – Configure Browser Policy to Preserve OneDrive and SharePoint Web Performance and Offline Capability

MC1150662 | October 20 – Chromium browsers will restrict local network access, causing OneDrive and SharePoint web apps to prompt users for permission, impacting performance and offline use. Admins must configure the LocalNetworkAccessAllowedForUrls policy to pre-authorize trusted domains, preventing prompts and preserving functionality before Chromium 142 rollout in October 2025.
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(Updated) Microsoft Copilot in PowerPoint: Reference a Microsoft Teams meeting when creating a presentation with Copilot

MC1085672 | October 20 – Microsoft Copilot in PowerPoint will allow users to reference Microsoft Teams meetings when creating presentations starting mid-January 2026. A Microsoft 365 Copilot license is required. The feature will roll out automatically on Windows, Mac, and web with no admin action needed.
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Support for Office 2016 and Office 2019 has ended – Office LTSC 2021 is next

MC1176302 | October 20 – Support for Office 2016 and 2019 ended on October 14, 2025, with no further updates or support. Users should upgrade to Microsoft 365 Apps or Office LTSC 2024 to maintain security, compliance, and performance, as Office LTSC 2021 support ends October 13, 2026.
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Action Required: Update active Exchange Web Services Applications

MC1176266 | October 20 – Exchange Web Services (EWS) in Exchange Online will be blocked starting October 1, 2026. Organizations must migrate active EWS applications to Microsoft Graph, Power Platform, or Copilot Declarative Agents. Review applications, enhance security with MFA, prioritize modernization, and disable EWS when no longer needed.
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