MC1318295 Take action: Mitigation guidance updated with a new script for CVE 2026 45585

Microsoft released a script to simplify mitigation for a Windows BitLocker security bypass vulnerability affecting limited Windows 11 and Windows Server 2025 versions.

Windows

preventOrFixIssue

2026-05-21

2026-05-22

Windows

Review updated mitigation guidance · Assess exposure to vulnerability

MC1317197 (Updated) Microsoft Teams: A refreshed in-meeting experience with simpler controls and a smarter share panel

Teams meetings will get simplified controls and a redesigned share panel, making actions easier and reducing accidental clicks; rollout starts July 2026, enabled by default for all work/school users.

Microsoft Teams

planForChange

2026-05-21

2026-06-01

Teams

Review Teams meeting app pinning policies · Communicate upcoming meeting UI changes to users/support

MC1189663 (Updated) Retirement of external access token for actionable messages – moving to Microsoft Entra authentication

External access tokens for actionable messages retire May 15, 2026; update integrations to use Microsoft Entra authentication to avoid failures.

Microsoft 365 apps

planForChange

2026-05-21

2026-03-30

Microsoft 365 Apps, Outlook, Entra

Review actionable message usage · Update integrations to Entra authentication

MC1317839 Microsoft Teams: Attend Microsoft webinars from Teams Rooms on Android

Teams Rooms on Android with Pro will support joining webinars and structured meetings as attendees, enabling attendee features and improved meeting experiences for room devices.

Microsoft Teams

planForChange

2026-05-21

2026-06-20

Teams

Update Teams Rooms on Android devices · Ensure Teams Rooms Pro licenses are assigned

MC1304290 (Updated) 2026 Microsoft 365 Packaging Update

New security, Intune, and Exchange features roll out to Microsoft 365, Office 365, and EMS suites starting mid-June 2026; includes malware/phishing protection, Intune tools, +50GB mailbox.

Exchange Online, Microsoft Intune, Microsoft Defender XDR

planForChange

2026-05-20

2026-06-15

Exchange, Intune, Defender, Ems, Office 365, Microsoft 365

Review Defender Built-in Protection policy · Configure exclusions if required

MC1282562 (Updated) Microsoft Purview eDiscovery: Naming and description fields will restrict certain special characters

eDiscovery will block +, =, @, /, and * in case, hold, search, and review set names and descriptions starting mid-June 2026; existing records remain unaffected unless edited.

Microsoft Purview

planForChange

2026-05-20

2026-05-15

Purview

Notify eDiscovery users of new character restrictions · Update naming conventions and documentation

MC1316231 Microsoft Teams: Front-of-room view control for Webinars and structured meetings in Teams Rooms on Android

Teams Rooms on Android will default front-of-room displays to attendee view in webinars/structured meetings starting June 2026; presenters control modes via console.

Microsoft Teams

planForChange

2026-05-19

2026-06-01

Teams

Verify Teams Rooms on Android devices are updated · Validate meeting room setup

MC796790 M365 and Microsoft Teams: Unified management of app and agent availability in Teams, Outlook, and the Microsoft 365 app

Microsoft will unify app and agent availability management across Teams, Outlook, and Copilot, syncing settings in both Microsoft 365 and Teams admin centers starting Sep 2025, with phased rollout.

Microsoft Teams, Microsoft 365 apps

planForChange

2026-05-19

—

Teams, Microsoft 365 Apps, Outlook, Copilot, Microsoft 365

Review and align tenant and app/agent availability settings in both admin centers · Coordinate with relevant departments for unified policy

MC1315219 Update to agents in SharePoint: Simpler launch experience and new site AI settings

SharePoint site owners gain new Site AI settings to control agent visibility; approved agents must be added to pages directly as they no longer show in the Agent Picker.

SharePoint Online, Microsoft Copilot (Microsoft 365)

planForChange

2026-05-18

2026-06-01

SharePoint, Copilot

Review approved agents in Site Assets\Copilots\Approved · Update pages to surface agents with web parts or shared links

MC1315217 Microsoft Copilot Studio – Classic agent creation moves from Teams to web experience, retiring June 30, 2026

Creation of classic style agents in Copilot Studio for Teams retires June 30, 2026; users must use the Copilot Studio web app to create and manage agents after this date.

Microsoft 365 suite, Microsoft Teams, Microsoft Copilot (Microsoft 365)

planForChange

2026-05-18

2026-06-30

Microsoft 365, Teams, Copilot, Power Platform

Communicate change to users · Transition users to Copilot Studio web app

MC1309747 (Updated) Planner is now available in Outlook and Microsoft 365 Copilot

Rollout paused: Planner is coming to Outlook (web/new Windows) and the Copilot app, letting users manage tasks alongside email, calendar, and Copilot without needing a Copilot license.

Exchange Online, Planner

planForChange

2026-05-18

2026-05-15

Exchange, Planner, Outlook, Copilot

Inform users about upcoming Planner integration in Outlook and Copilot app · Update documentation and helpdesk resources

MC1311979 Microsoft Teams: Digital signage support for Teams panels

Admins can configure digital signage to display on idle Microsoft Teams panels, using select third-party providers, via Teams Rooms Pro Management starting rollout early June 2026.

Microsoft Teams

planForChange

2026-05-15

2026-06-01

Teams

Review digital signage plans for Teams panels · Plan panel-optimized content

MC1311978 Classic Outlook for Windows: User-initiated insights with Copilot

User Initiated Insights lets Copilot in classic Outlook for Windows provide contextual insights on selected email text; rollout starts June 2026 for Copilot-licensed users.

Microsoft 365 Copilot Chat

planForChange

2026-05-15

2026-06-01

Copilot Chat, Outlook, Copilot

Inform users about new Copilot text selection feature · Verify classic Outlook is up to date

MC1311977 Security Detection Report in Teams Admin Center

A new Security Detection Report in the Teams admin center will unify messaging security detections like impersonation, malicious URLs, and unsafe files; rollout begins late June 2026.

Microsoft Teams

planForChange

2026-05-15

2026-06-01

Teams

Review Messaging safety settings · Familiarize teams with new report features

MC1275312 (Updated) Microsoft Teams: AI meeting recap without transcript to meet compliance policies

Teams users with Copilot (Premium) can now get AI-generated meeting recaps without saving transcripts or recordings; admins control feature via tenant AI toggle.

Microsoft Teams, Microsoft Copilot (Microsoft 365)

planForChange

2026-05-14

2026-05-15

Teams, Copilot, OneDrive

Review Copilot and AI governance policies · Decide on feature opt-out via tenant AI toggle

MC1309552 Tune in May 18 to ask Microsoft anything about Secure Boot

Secure Boot certificates start expiring in June 2026; Microsoft offers AMAs to help you prepare, with the next event on May 18, 2026.

Windows

stayInformed

2026-05-13

2026-05-18

Windows

Attend Secure Boot AMA on May 18, 2026 · Bookmark Secure Boot playbook for ongoing guidance

MC1184649 Microsoft SharePoint: Retirement of IDCRL authentication protocol and enforcement of OpenID Connect and OAuth protocols

Legacy IDCRL authentication in SharePoint Online and OneDrive for Business will be retired; legacy auth blocked Feb 16, 2026, and permanently disabled after May 1, 2026. Migrate to modern auth now.

SharePoint Online, Microsoft OneDrive

planForChange

2026-05-13

2026-01-30

SharePoint, OneDrive

Identify applications using IDCRL · Migrate all clients/scripts to OpenID Connect or OAuth

MC1308857 Action required: Upgrade macOS 13 devices to maintain Teams desktop access

Teams desktop on macOS 13 loses updates in May 2026, upgrade prompts start mid-June, and app access will be blocked mid-July unless OS is upgraded or Teams web is used.

Microsoft Teams

planForChange

2026-05-12

2026-07-15

Teams

Identify macOS 13 devices · Plan OS upgrades

MC1247880 (Updated) Anthropic Claude is now available in Microsoft 365 Copilot

Microsoft 365 Copilot adds Anthropic Claude model for Copilot-licensed users in Copilot Chat Frontier; admin opt-in required in EU/EFTA/UK. Rollout completes by April 1, 2026.

Microsoft Copilot (Microsoft 365)

planForChange

2026-05-12

2026-03-31

Copilot

Review subprocessor settings if in EU/EFTA/UK · Opt in if Anthropic model is needed

MC1308634 The May 2026 Windows security update is now available

The May 2026 Windows security update is available, with security fixes, boot reliability, and Secure Boot certificate rollout improvements; install promptly to ensure device protection.

Windows

stayInformed

2026-05-12

2026-05-31

Windows

Review release notes · Install May 2026 security update on all supported devices

MC1269864 (Updated) Microsoft Teams: New chat sections for muted and meeting chats

Teams adds optional 'Muted chats' and 'Meeting chats' sections for users to better organize conversations; rollout from early to end of May 2026 with no admin controls or actions required.

Microsoft Teams

planForChange

2026-05-12

2026-05-01

Teams

Inform users of new chat sections · Notify helpdesk about default muted chats section

MC1227622 (Updated) Transitioning Teams Android Device Management from Teams admin Center to the Teams Rooms Pro Management portal

Teams Android device management is moving from Teams admin center to the Teams Rooms Pro Management portal, starting June 2026; TAC management redirects begin July 2026.

Microsoft Teams, Microsoft 365 for the web

planForChange

2026-05-12

2026-06-01

Teams, Microsoft 365 For The Web

Plan to manage Android Teams devices in Pro Management portal from June 2026 · Update IT documentation to reference new portal

MC1186374 (Updated) Microsoft Teams: Miracast support for Teams Rooms on Windows (Teams Rooms Pro only)

Miracast wireless sharing will be available in Teams Rooms on Windows with Pro licenses, off by default and enabled via IT admin portal starting mid-May 2026.

Microsoft Teams

planForChange

2026-05-11

2026-02-15

Teams

Review Teams Rooms device compatibility · Enable Miracast in admin portal if desired

MC929022 (Updated) Microsoft Loop – Require Existing Microsoft 365 Group for New Loop workspaces

A new policy lets admins block tenant-owned Loop workspace creation, limiting new workspaces to Teams standard channels managed by Microsoft 365 Groups.

Microsoft 365 apps

planForChange

2026-05-11

2026-03-01

Microsoft 365 Apps, Loop, Teams, Microsoft 365 Groups

Review need to block Loop workspace creation · Update governance strategy for Loop workspaces if needed

MC1304293 Updates to SharePoint home sites

The Viva Connections app in Teams will be renamed to SharePoint app, with simplified home site setup and new exclusive web parts for SharePoint home sites, rolling out May-June 2026.

SharePoint Online

planForChange

2026-05-08

2026-06-01

SharePoint, Teams, Viva

Update internal documentation · Inform helpdesk and users

MC1304287 Microsoft Exchange Online: Upcoming secure-by-default changes for Exchange APIs

Starting June 2026, admin consent will be required for more Microsoft Graph permissions to access Exchange data; users can no longer grant consent for these unless apps are mail client policy-approved.

Exchange Online

planForChange

2026-05-08

2026-06-01

Exchange, Graph, Entra

Review third-party app access to Exchange data · Update app consent policies and workflows

MC1261586 (Updated) Microsoft Purview: Data Lifecycle Management - Retention support Microsoft Teams call logs

Microsoft Purview DLM retention policies can now be applied to Teams call logs, allowing compliance admins to manage retention/deletion for regulatory needs.

Microsoft Purview

planForChange

2026-05-08

2026-04-20

Purview, Teams, Exchange

Review call log retention requirements · Update or create Purview retention policies

MC1182004 (Updated) Microsoft Teams: Chat with anyone with an email address

Teams feature allowing chat with non-Teams users as guests (no account needed) will not be released at this time; previously targeted at SMBs in public preview.

Microsoft Teams

planForChange

2026-05-08

2026-02-01

Teams

Update internal documentation · Inform support/helpdesk teams

MC1243549 (Updated) Retirement of SharePoint One-Time Passcode (SPO OTP) and transition to Microsoft Entra B2B

SharePoint and OneDrive are retiring One-Time Passcode (SPO OTP) authentication, moving all external sharing to Microsoft Entra B2B starting May 2026, with SPO OTP retired beginning July 2026.

SharePoint Online, Microsoft OneDrive

planForChange

2026-05-07

2026-05-01

SharePoint, OneDrive, Entra

Inform users of July 2026 changes for external access · Review external sharing and guest policies

MC1301831 Microsoft Purview: Data Security Investigations – Introducing optical character recognition (OCR) support

Microsoft Purview Data Security Investigations adds AI-powered OCR to extract and analyze text from images, enhancing detection of sensitive information in visual content.

Microsoft Purview

planForChange

2026-05-05

2026-05-20

Purview

Inform security/compliance teams about OCR · Review investigation procedures

MC1269207 (Updated) Viva Engage digest updates: Improvements to weekly

Viva Engage digest emails will reduce overlap by skipping the daily email when a weekly digest is sent, and weekly digests now include new subscribed content.

Microsoft Viva

planForChange

2026-05-04

2026-05-01

Viva

Inform users/helpdesk of digest change · Update internal documentation on digests if needed

MC1279093 (Updated) Microsoft Defender for Office 365: Enhancing how we handle promotional mail

Microsoft Defender for Office 365 will tag promotional emails as "promotions" and can move them to a Promotions folder, with learning from user actions; general availability starts July 2026.

Microsoft Defender XDR

planForChange

2026-05-04

2026-04-15

Defender, Exchange, Outlook

Review mailbox and message handling guidance · Update training materials

MC1294522 (Updated) Microsoft Teams: Enhanced cross-platform join via Session Initiation Protocol (SIP) for Teams Rooms on Android

Teams Rooms on Android will support joining third-party meetings via SIP, starting rollout in early June 2026, requiring Teams Rooms Pro license and configuration.

Microsoft Teams

planForChange

2026-05-04

2026-06-01

Teams

Test on lower-ring devices · Prepare user educational materials

MC1300584 Microsoft Entra: App Instance Lock enabled by default for new applications

App Instance Lock will be enabled by default in Entra for new apps from early June 2026, restricting modifications to sensitive properties outside the home tenant.

Microsoft Entra

planForChange

2026-05-04

2026-05-28

Entra

Review automation/scripts for new Entra apps · Update workflows to avoid modifying protected properties unless needed

MC1246031 (Updated) Microsoft Outlook: Copilot Chat available in shared and delegate mailboxes

Copilot Chat and features like Summarize and Draft are now available in shared and delegated mailboxes in Outlook (except classic), for Copilot-licensed users, enhancing team productivity and permissions support.

Microsoft 365 apps, Microsoft 365 Copilot Chat

planForChange

2026-05-01

2026-04-01

Microsoft 365 Apps, Copilot Chat, Outlook, Copilot

Review shared mailbox permissions · Update training materials

MC1296939 Power Platform – Please hard refresh your active long-running browser tab(s)

A Power Platform update through May 31, 2026 may cause intermittent sign-in issues for long-running browser tabs in several apps; refresh affected tabs to resolve.

Power Platform

preventOrFixIssue

2026-05-01

2026-05-31

Power Platform, Power Apps, Power Automate, Power Pages, Copilot Studio, Project Sophia

Notify users to refresh browser tabs if sign-in interrupted

MC1199767 (Updated) Microsoft Teams: Select multiple messages to forward

Teams users can now select and forward up to five chat or channel messages together to improve message sharing; rollout starts February 2026, feature is on by default.

Microsoft Teams

stayInformed

2026-05-21

2026-01-15

Teams

Notify users of new multi-message forwarding · Update internal documentation or training materials as needed

MC1318248 Microsoft Purview | Data Security Posture Management: New data security agent in DSPM

Data Security Posture Management in Microsoft Purview is now generally available, providing centralized data security risk insights and recommendations with no required admin action.

Microsoft Purview

stayInformed

2026-05-21

2026-05-31

Purview, Microsoft 365

Review Purview DSPM capabilities · Notify security/compliance teams

MC1318125 Microsoft Teams: Quick Share for images

Teams adds a Quick Share option for images, letting users quickly share or copy image links from chats, channels, or tabs, with existing sharing permissions and no new admin controls.

Microsoft Teams

stayInformed

2026-05-21

2026-06-10

Teams

Notify support/helpdesk about Quick Share for images in Teams

MC1318109 Microsoft Copilot Studio - Use code interpreter on SharePoint sources in agent conversations

Copilot Studio agents can now use code interpreters on SharePoint data, allowing programmatic analytics and visualization with Python code. General availability begins May 31, 2026.

Microsoft Copilot (Power Platform)

stayInformed

2026-05-21

2026-05-31

Copilot (power Platform), Copilot, SharePoint, Power Platform

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MC1310420 Dynamics 365 Customer Service- Generate optimized schedule and shift plans using AI for workforce management (Preview)

AI-powered scheduling and shift planning in Dynamics 365 Customer Service will enter public preview May 31, 2026, automating and optimizing contact center workforce management.

Dynamics 365 Apps

stayInformed

2026-05-21

2026-05-31

Dynamics 365 Apps, Dynamics 365

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MC1309746 (Updated) Microsoft 365 Copilot: Copilot chat pane and Summary feature in OneNote Mobile (Android)

Copilot chat pane with summary and Q&A features is launching in OneNote Mobile (Android) for Microsoft 365 Copilot (Premium) users, starting rollout in late May and completing by late June 2026.

Microsoft 365 apps, Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-21

2026-05-15

Microsoft 365 Apps, Copilot, Onenote

Assign Copilot (Premium) license to eligible users · Inform users and helpdesk about new features

MC1302908 (Updated) Outlook: Support for storing S/MIME certificates in contacts in new Outlook

New Outlook for Windows lets users store S/MIME certificates in Contacts for encrypted email; classic Outlook certificates automatically transfer to the new app.

Exchange Online, Microsoft 365 apps

stayInformed

2026-05-21

2026-05-15

Exchange, Microsoft 365 Apps, Outlook

Tell users how to add/import S/MIME certificates · Update user/helpdesk documentation for new Outlook

MC1317836 Microsoft Teams: Unblock users to send message while file is uploading in the background

Teams will allow users to send messages while files upload in the background, ending message blocking during uploads; rollout starts mid-June 2026 and is enabled by default.

Microsoft Teams

stayInformed

2026-05-21

2026-06-15

Teams

Inform users about the change · Update internal documentation if referencing file-sharing workflows

MC1280556 (Updated) Microsoft Purview for agents: AI observability and insider risk management now generally available

Microsoft Purview adds DSPM and Insider Risk Management for AI agents, enabling admins with E7 or Agent 365 to monitor, govern, and assess risks of AI agent activity, rolling out GA mid-June 2026.

Microsoft Purview

stayInformed

2026-05-21

2026-05-01

Purview, Microsoft 365

Review AI agent deployment plans · Activate E7 or Agent 365 subscription if required

MC1243552 (Updated) High Volume Email for Microsoft 365 now generally available

Billing for High Volume Email in Exchange Online starts June 1, 2026; admins must configure billing to avoid interruptions for large-scale internal mailings.

Exchange Online

stayInformed

2026-05-21

2026-03-20

Exchange, Microsoft 365

Set up billing configuration for High Volume Email · Verify billing setup is active and correctly linked to tenant

MC1317196 Microsoft Purview | Data Security Investigations: Proactive AI insights in Data Security Posture Management

Microsoft Purview will add AI-powered investigation insights for data exfiltration risks directly in DSPM, starting rollout in early June 2026 for tenants with DSI and DSPM enabled.

Microsoft Purview

stayInformed

2026-05-20

2026-06-01

Purview

Ensure DSI and DSPM are configured · Assign appropriate DSPM/DSI roles

MC1317195 Microsoft Copilot Notebooks: Introducing Infographics

Microsoft Copilot Notebooks adds Infographics, letting users generate visual summaries from notebook content using grounded references; rollout starts May 2026, enabled by default.

Microsoft 365 apps

stayInformed

2026-05-20

2026-05-31

Microsoft 365 Apps, Copilot

Inform users of new infographic feature · Update documentation referencing Copilot Notebooks

MC1280558 (Updated) Use Copilot to explain selected slide content in PowerPoint Live

PowerPoint Live in Teams adds slide text selection with Copilot explanations for meeting attendees, on by default for Copilot-enabled tenants, starting rollout in mid-June 2026.

Microsoft 365 apps, Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-20

2026-05-15

Microsoft 365 Apps, Copilot, Teams, Powerpoint

Inform helpdesk/support teams of new attendee Copilot capability · Review Copilot for Microsoft 365 policies for alignment with internal AI guidelines

MC1317168 Microsoft Copilot Studio – See evaluation results in real time

Microsoft Copilot Studio will provide real-time evaluation results, enhancing monitoring and iteration, with general availability on May 31, 2026.

Microsoft Copilot (Power Platform)

stayInformed

2026-05-20

2026-05-31

Copilot (power Platform), Copilot

—

MC1317126 Dynamics 365 Contact Center – Enable AI-assisted time-off and swap requests

AI-assisted time-off, shift bidding, and swap automation will be available in preview for Dynamics 365 Contact Center starting May 30, 2026.

Dynamics 365 Apps

stayInformed

2026-05-20

2026-05-30

Dynamics 365 Apps, Dynamics 365

—

MC1307979 (Updated) Microsoft 365 Copilot: Copilot chat pane and Summary feature in OneNote Mobile (iPhone)

A Copilot chat pane and summary feature is rolling out to OneNote Mobile (iPhone) for Microsoft 365 Copilot (Premium) users, enabling AI-generated summaries and note queries in-app.

Microsoft 365 apps, Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-20

2026-05-15

Microsoft 365 Apps, Copilot, Onenote

Assign Microsoft 365 Copilot (Premium) licenses to eligible users · Inform helpdesk and users of new Copilot features in OneNote Mobile

MC1309735 (Updated) PowerPoint for Windows desktop: "Review this presentation" skill in Copilot

PowerPoint Copilot for Windows now includes a 'Review this presentation' skill to suggest improvements on slides; feature is available by default to Copilot-licensed users.

Microsoft 365 apps, Microsoft 365 Copilot Chat

stayInformed

2026-05-20

2026-05-14

Microsoft 365 Apps, Copilot Chat, Copilot, Powerpoint

Inform eligible users about 'Review this presentation' skill if desired

MC1309731 (Updated) PowerPoint for Windows desktop: “Visualize this slide” skill in Copilot

Copilot in PowerPoint adds 'Visualize this slide' skill to turn text slides into creative visuals; feature is enabled by default for Copilot-licensed users.

Microsoft 365 apps, Microsoft 365 Copilot Chat

stayInformed

2026-05-20

2026-05-15

Microsoft 365 Apps, Copilot Chat, Powerpoint, Copilot

Inform users about new Copilot visual skill · Update documentation if needed

MC1309737 (Updated) PowerPoint for the web: "Review this presentation" skill in Copilot

Copilot in PowerPoint for the web adds a 'Review this presentation' skill, offering users automated suggestions to improve slide structure, clarity, and storytelling, available now by default.

Microsoft 365 apps, Microsoft 365 Copilot Chat

stayInformed

2026-05-20

2026-05-14

Microsoft 365 Apps, Copilot Chat, Copilot, Powerpoint

Inform users with PowerPoint Copilot access about the new review skill, if desired

MC1309732 (Updated) PowerPoint for Mac: “Visualize this slide” skill in Copilot

Copilot in PowerPoint for Mac adds a 'Visualize this slide' skill, letting Copilot-licensed users convert text-heavy slides into visually enhanced layouts using generative AI.

Microsoft 365 apps, Microsoft 365 Copilot Chat

stayInformed

2026-05-20

2026-05-15

Microsoft 365 Apps, Copilot Chat, Powerpoint, Copilot

Inform eligible users · Update documentation if needed

MC1309733 (Updated) PowerPoint for the web: “Visualize this slide” skill in Copilot

The new 'Visualize this slide' skill in Copilot for PowerPoint web lets users turn text slides into polished visuals using generative AI; rollout completes by mid-May 2026 and is on by default.

Microsoft 365 for the web, Microsoft 365 Copilot Chat

stayInformed

2026-05-20

2026-05-15

Microsoft 365 For The Web, Copilot Chat, Powerpoint, Copilot

Inform users about new skill · Update internal documentation if needed

MC1310386 Power Automate - Create and visualize custom KPIs in the process intelligence experience

Power Automate gains custom KPI creation and visualization in Process Intelligence, with dynamic metrics reusable across analysis views. Feature enters public preview June 31, 2026.

Microsoft Power Automate

stayInformed

2026-05-20

2026-05-31

Power Automate, Power Platform

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MC1316232 New flexibility and choice for sharing organizational data across Microsoft 365 and Viva apps

Admins can now control which public HR attributes are shared across Microsoft 365 Profile and specific Viva apps, with new attribute-sharing options in MODIS.

Microsoft 365 suite

stayInformed

2026-05-19

2026-05-31

Microsoft 365, Viva

Review MODIS attribute sharing settings after rollout

MC1316229 Microsoft Purview Data Security Investigations: Notifications and enhanced search

Microsoft Purview Data Security Investigations adds real-time notifications and improved search, reducing manual checks and speeding investigations; feature enabled by default in June 2026.

Microsoft Purview

stayInformed

2026-05-19

2026-06-01

Purview

Notify investigation teams of new notifications · Update investigation workflows

MC1316228 Keyboard shortcut dialog has search functionality

Teams keyboard shortcuts dialog adds search by action or key combo for easier discovery and customization; rollout starts early June 2026, enabled by default.

Microsoft Teams

stayInformed

2026-05-19

2026-06-01

Teams

Inform helpdesk/support · Update user training/docs

MC1301490 Dynamics 365 Commerce - Display distance in kilometers on the Store Commerce app

Store Commerce will auto-display distances in kilometers or miles based on each entity's country, improving global consistency; general availability on June 5, 2026.

Dynamics 365 Apps

stayInformed

2026-05-19

2026-06-05

Dynamics 365 Apps, Dynamics 365 Commerce

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MC1222978 (Updated) Microsoft 365 Copilot: User-day export for Copilot dashboard metrics in public preview

A new user-day export option for de-identified Copilot usage metrics will launch in the Viva Insights web app, enabling detailed, recent activity analysis for Copilot dashboard users with company-wide access.

Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-19

2026-04-01

Copilot, Viva

Review and update VFAM access settings for eligible users · Inform company-wide Copilot dashboard users about new export

MC1296281 Microsoft Power Automate - Support for normalized schema import for data ingestion

Power Automate Process Mining will support ingesting normalized data structures, speeding up ingestion and reducing storage needs, available from June 30, 2026.

Microsoft Power Automate

stayInformed

2026-05-19

2026-05-31

Power Automate, Power Platform

—

MC1295106 Microsoft Copilot Studio – Group and analyze the performance of user questions by themes

Copilot Studio will let makers analyze and group user questions by AI-generated themes, with performance metrics, starting July 29, 2026.

Dynamics 365 Apps

stayInformed

2026-05-19

2026-05-29

Dynamics 365 Apps, Copilot

—

MC1162275 (Updated) Product transitions to the cloud.microsoft domain – September 2025

Teams now supports the teams.cloud.microsoft domain; users will be redirected over coming months, requiring admins to review network and app configurations for compatibility.

Microsoft Teams, Microsoft 365 apps

planForChange

2026-05-19

2026-06-01

Teams, Microsoft 365 Apps, Outlook, Microsoft 365

Review and update internal documentation and tools that reference old Teams URLs. · Ensure *.cloud.microsoft and *.static.microsoft domains are allowed on network.

MC1146821 (Updated) Rewrite with Microsoft 365 Copilot Chat coming soon to Edge for Business users

Edge for Business will offer a Copilot-powered 'Rewrite' feature for drafting and rephrasing text; release is paused, and admins can control it via policy.

Microsoft Copilot (Microsoft 365), Microsoft 365 Copilot Chat

stayInformed

2026-05-19

2026-01-25

Copilot, Copilot Chat, Edge

Review DLP settings for Copilot access · Inform users about the upcoming Rewrite feature

MC1287373 (Updated) Microsoft Teams introduces efficiency mode to improve app responsiveness

Teams launches Efficiency Mode for hardware-constrained Windows/Mac devices, optimizing performance; enabled by default with user opt-out available via Settings.

Microsoft Teams

stayInformed

2026-05-19

2026-05-01

Teams

Inform helpdesk of new Efficiency Mode and opt-out option · Update internal documentation if needed

MC1289724 (Updated) Microsoft Teams: Sharing recap access

Teams meeting organizers can now grant access to recordings, transcripts, summaries, and notes when sharing recap links, improving content sharing beyond attendees.

Microsoft Teams, Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-19

2026-05-15

Teams, Copilot

Inform users · Update documentation if needed

MC1184994 (Updated) Microsoft Teams frontline BYOD onboarding wizard

A dynamic onboarding wizard for Teams on Android/iOS will launch to help frontline BYOD setup, adapting to security policies like MFA, with public preview late Nov 2025 and GA mid-Aug–mid-Sep 2026.

Microsoft Teams

stayInformed

2026-05-19

2026-01-15

Teams

Review onboarding wizard admin docs · Plan integration for new user onboarding

MC1187682 (Updated) Microsoft Edge: Microsoft 365 Copilot will support summarization and contextual grounding

Edge for Business adds Copilot Chat support for summarizing and answering questions about open tabs, Microsoft 365 docs, and YouTube videos via the side pane; feature off by default, respects DLP/policy settings.

Microsoft 365 suite, Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-18

2026-01-25

Microsoft 365, Copilot, Edge

Review DLP and Edge policy settings · Notify users

MC1258000 (Updated) Microsoft Purview: Data Security Investigations – analyze files tied to endpoint DLP alerts

Endpoint DLP events will become queryable in Data Security Investigations in Microsoft Purview, enabling AI-powered analysis and investigation of DLP activity for admins and security teams.

Microsoft Purview

stayInformed

2026-05-18

2026-04-20

Purview

Review endpoint DLP query features in DSI · Update internal investigation procedures

MC1315220 Outlook on the web: New setting to use data classification services for DLP evaluation

Admins can migrate OWA DLP policy evaluation from Exchange-based to DCS-based, enabling enhanced DLP features and new admin controls; review and test before enabling, rollout starts mid-May 2026.

Exchange Online

planForChange

2026-05-18

—

Exchange, Outlook, Purview

Review existing DLP policies for unsupported predicates · Test DCS-based DLP in a controlled environment

MC1315218 SharePoint Pages: Heading 1 (H1) option now available in web part title areas

SharePoint page authors can now select H1 as a heading level in web part titles for better accessibility and structure; feature is enabled by default.

SharePoint Online

stayInformed

2026-05-18

2026-05-20

SharePoint

Notify page authors of H1 option · Update internal guidance as needed

MC1315214 Dynamics 365 Contact Center – Secondary audio device for notifications in Digital Messaging conversations

CSRs in Dynamics 365 Contact Center can set a secondary audio device for personalized sound notifications on digital messaging channels, available in public preview May 22, 2026.

Dynamics 365 Apps

stayInformed

2026-05-18

2026-05-22

Dynamics 365 Apps, Dynamics 365

—

MC1310690 Power Platform admin center - Information regarding the retirement of Power Platform Security Score (Preview)

Power Platform's Security Score (Preview) and associated recommendations will be retired from the Security > Overview page on May 29, 2026; update documentation and use alternative tools for assessment.

Power Platform

planForChange

2026-05-18

2026-05-29

Power Platform, Dynamics 365

Update internal documentation and training materials · Transition to Microsoft Secure Score or environment-level security settings for assessment

MC1218000 (Updated) Microsoft 365 Copilot: Structured document generation with Forms

Structured document generation with Microsoft Forms in SharePoint will be on by default June 15, letting Copilot-licensed users create standardized documents via forms linked to approved templates.

Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-18

2026-02-01

Copilot, SharePoint, Forms

Inform business stakeholders · Review document workflows

MC1307888 (Updated) Microsoft Teams: AI-powered notes for in-person meetings with Facilitator in Teams Rooms on Android

AI-powered meeting notes with Facilitator agent are coming to Teams Rooms on Android, enabling in-room note-taking, with secure storage and no data left on devices after meetings.

Microsoft Teams, Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-18

2026-06-20

Teams, Copilot, SharePoint

Confirm Teams Rooms Pro licenses for applicable rooms · Enable Facilitator in tenant

MC1302904 (Updated) Viva Engage Communities and Storylines in Teams – Individual enablement controls

Teams admins can now independently enable or disable Viva Engage Communities and Storylines within Teams using new controls; both are ON by default unless reconfigured.

Microsoft Teams, Microsoft Viva

stayInformed

2026-05-18

2026-05-18

Teams, Viva

Review Teams messaging policies for Communities and Storylines · Decide enablement or disablement settings

MC1245225 (Updated) Microsoft Teams: Ad-hoc room reservation from Teams Rooms on Windows console

Teams Rooms on Windows gets ad-hoc room reservation from the console for Pro license users, rolling out by July 2026; feature enabled by default and admin controls available.

Microsoft Teams

stayInformed

2026-05-18

2026-04-20

Teams

Notify users about new room reservation feature · Update internal training/documentation

MC1267977 (Updated) Microsoft Teams: AI Interpreter (simultaneous) quality improvements and new Traditional Chinese support

AI Interpreter in Teams adds Traditional Chinese, improves real-time accuracy, and uses your Custom Dictionary; requires Copilot license and rolls out late April–early June 2026.

Microsoft Teams, Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-18

2026-04-15

Teams, Copilot

Ensure relevant users have Microsoft 365 Copilot licenses · Review and update Custom Dictionary in admin center

MC1183611 (Updated) Consult and merge into a meeting or group call via Dual-Tone Multi-Frequency (DTMF)

Teams meetings gain ability to consult and merge PSTN callers via IVR/auto-attendant with DTMF dialpad; feature enabled by default for all users, no admin policy changes required.

Microsoft Teams

stayInformed

2026-05-18

2026-02-15

Teams

Update training and documentation as needed

MC1217997 (Updated) Microsoft Teams: Automatic removal of EXIF data from shared images

Teams will automatically remove EXIF metadata from images shared in chats/channels starting February 2026 to improve privacy; no admin action is required.

Microsoft Teams

stayInformed

2026-05-18

2026-01-31

Teams

Inform users and stakeholders · Update documentation/training

MC1194079 (Updated) Microsoft Teams: Restart Event feature for Town Hall with unrecoverable failures

Teams Events adds a Restart Event feature, letting organizers restart disrupted live events to minimize interruptions; rollout starts January 2026, enabled by default, no admin setup needed.

Microsoft Teams

stayInformed

2026-05-18

2026-01-01

Teams

Notify event organizers about Restart Event feature · Update internal training and documentation

MC1311988 Microsoft Copilot Studio - Evaluation for Workflows (Trace-Based)

Copilot Studio gains trace-based workflow evaluation via public preview on May 31, 2026, enabling safe quality checks, failure detection, and validation without re-executing processes.

Microsoft Copilot (Power Platform)

stayInformed

2026-05-15

2026-05-31

Copilot (power Platform), Copilot

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MC1311976 Department billing for Microsoft 365 Backup

Microsoft 365 Backup now supports department-level billing, allowing admins to manage backups, billing policies, and RBAC by department or region; available for new customers, existing customers get later in 2026.

Microsoft 365 suite

stayInformed

2026-05-15

2026-05-16

Microsoft 365, Microsoft 365 Backup

Plan Azure subscription mapping · Review and assign RBAC roles

MC1311974 PowerPoint for Windows: Create a presentation with Copilot directly from PowerPoint Home

PowerPoint for Windows users with Copilot licenses can create presentations directly from PowerPoint Home via Copilot, rolling out in late May 2026, enabled by default.

Microsoft 365 apps, Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-15

2026-05-25

Microsoft 365 Apps, Copilot, Powerpoint

Inform users about Copilot presentation creation

MC1311973 PowerPoint for Mac: Create a presentation with Copilot directly from PowerPoint Home

PowerPoint for Windows adds Copilot-powered presentation creation from the Home/File menu for Copilot-licensed users, enabled by default with no admin action needed.

Microsoft 365 apps, Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-15

2026-05-20

Microsoft 365 Apps, Copilot, Powerpoint

Inform users about new Copilot feature

MC1311968 Copilot in SharePoint will start rolling out to all tenants as an opt-out preview starting in mid-June 2026

Copilot in SharePoint launches as an opt-out preview in mid-June 2026, bringing AI-powered content creation and chat for users with a Microsoft 365 Copilot license.

SharePoint Online, Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-15

2026-06-15

SharePoint, Copilot

Inform site owners and content managers about Copilot in SharePoint · Confirm users have Microsoft 365 Copilot license

MC1250279 (Updated) Microsoft 365 Copilot: Planner Agent rename and rollout to premium and basic plans

Planner's Project Manager agent is renamed to Planner Agent, updates icon, and expands availability for Copilot-licensed users in group-based Premium/Basic plans starting mid-March 2026.

Planner, Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-15

2026-03-15

Planner, Copilot

Notify users/helpdesk of agent rename · Update documentation referencing old agent name

MC1187781 (Updated) Viva Engage: Community feeds improvements

Viva Engage will introduce a new default view organized by recent posts, with user preferences retained across communities; rollout starts July 2026.

Microsoft Viva

stayInformed

2026-05-15

2026-01-01

Viva

—

MC1266900 (Updated) Use Copilot to create and edit Pages in the Microsoft 365 Copilot mobile app

Copilot mobile app now lets Copilot (Premium) users create and edit Pages directly on iOS/Android; feature is enabled by default and supports structured content creation on mobile.

Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-15

2026-04-30

Copilot

Inform users about new Copilot Page creation/editing on mobile · Review internal guidance for AI-assisted content

MC1282567 (Updated) Create charts on pages with AI in SharePoint

SharePoint is adding a new AI-powered Charts web part for page authors, requiring a Microsoft 365 Copilot (Premium) license, rolling out from late May to late June 2026.

SharePoint Online, Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-15

2026-05-31

SharePoint, Copilot

Inform SharePoint authors of new AI chart feature · Update internal SharePoint/Copilot documentation

MC1307512 (Updated) Microsoft Teams: AI-powered notes for in-person meetings with Facilitator in Teams Rooms on Windows

Teams Rooms on Windows will get AI-powered meeting notes with Facilitator agent for in-person meetings, rolling out automatically with Teams Rooms Pro license from early July 2026.

Microsoft Teams, Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-15

2026-06-20

Teams, Copilot, SharePoint

Confirm Teams Rooms Pro licenses assigned · Enable Facilitator and Loop components

MC1310832 Dynamics 365 Customer Service - Unlock Workforce Engagement capabilities with Customer Service Enterprise license

Workforce Engagement features (WFM, Quality Evaluation, Screen Recording) are included with Dynamics 365 Customer Service Enterprise license GA on May 29, 2026, replacing the higher-tier SKU requirement.

Dynamics 365 Apps

stayInformed

2026-05-14

2026-05-29

Dynamics 365 Apps, Dynamics 365 Customer Service

—

MC1310687 Authoritative Sites for SharePoint in Microsoft Copilot

Admins can mark SharePoint sites as authoritative to prioritize trusted content in Copilot Chat/Search; feature requires Copilot Premium and rolls out starting mid-June 2026.

SharePoint Online, Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-14

2026-06-15

SharePoint, Copilot

Identify key SharePoint sites to mark as authoritative · Configure authoritative sites using PowerShell

MC1310683 Microsoft Teams: Standardized preview experience for PowerPoint, Excel, and Word files

Teams adds a standardized, faster file preview for Word (iOS only), Excel, and PowerPoint (iOS/Android), improving reliability on desktop and mobile by late June 2026.

Microsoft Teams

stayInformed

2026-05-14

2026-06-01

Teams, Word, Excel, Powerpoint

Inform support staff of preview changes · Update documentation referencing Teams file previews

MC1310678 Microsoft 365 Backup management through SharePoint Admin Center

Microsoft 365 Backup management for SharePoint and OneDrive is now integrated directly into the SharePoint Admin Center for simplified, centralized admin control.

SharePoint Online, Microsoft OneDrive

stayInformed

2026-05-14

2026-05-15

SharePoint, OneDrive

Review Backup section in SharePoint Admin Center · Update admin documentation

MC1310672 Microsoft Purview: Update to ResultCount parameter in the Search-UnifiedAuditLog cmdlet

Search-UnifiedAuditLog's ResultCount now shows a live running total; new metadata indicates if more audit results are pending, impacting scripts relying on completed totals.

Microsoft Purview

planForChange

2026-05-14

2026-05-31

Purview, Exchange

Review scripts using ResultCount · Update automation to check moreRecordsAvailable

MC929021 (Updated) Microsoft Loop – User Accessible Recycle Bin for Loop workspaces

Microsoft will not proceed with the planned feature to allow owners to restore deleted Loop workspaces from a recycle bin at this time.

Microsoft 365 apps

stayInformed

2026-05-14

2026-03-01

Microsoft 365 Apps, Loop

—

MC1303716 (Updated) SharePoint News web part: New Filmstrip layout and multi-site news support

SharePoint News web part gets a new Filmstrip layout and expanded multi-site news aggregation, now including GCC High and DoD; no action required but internal communication is recommended.

SharePoint Online

stayInformed

2026-05-14

2026-05-15

SharePoint

Inform site owners and editors about the new Filmstrip layout. · Update documentation or training materials.

MC1310509 Dynamics 365 Contact Center - Dynamics 365 Contact Center Certification for Windows 365 Virtual PCs

Dynamics 365 Contact Center is certified for Windows 365 virtual PCs, ensuring reliable, secure access and central management; public preview starts May 30, 2026.

Dynamics 365 Apps

stayInformed

2026-05-14

2026-05-30

Dynamics 365 Apps, Dynamics 365, Windows 365

—

MC1310427 Dynamics 365 Sales - Personalize opportunity research in Sales Close Agent

Sales Close Agent in Dynamics 365 Sales gains opportunity research personalization, letting sellers customize insights and admins set input guardrails; public preview starts May 29, 2026.

Dynamics 365 Apps

stayInformed

2026-05-14

2026-05-29

Dynamics 365 Apps, Dynamics 365 Sales

—

MC1310384 Power Automate - Debug flows using variable default values

Power Automate now lets makers set variable default values for debugging flows, streamlining the testing process without affecting production runs. GA on June 15, 2026.

Microsoft Power Automate

stayInformed

2026-05-14

2026-06-15

Power Automate, Power Platform

—

MC1310402 Power Automate - Export object-centric process mining data to Microsoft Fabric semantic model

Power Automate will allow export of object-centric process mining data to Microsoft Fabric semantic models, available in public preview May 31, 2026.

Microsoft Power Automate

stayInformed

2026-05-14

2026-05-31

Power Automate, Power Platform

—

MC1310395 Dynamics 365 Customer Insights - Data - Use Microsoft Fabric OneLake as a data source

Microsoft Fabric OneLake can now be used as a data source in Customer Insights - Data, enabling direct integration and improved data ingestion (public preview on May 29, 2026).

Dynamics 365 Apps

stayInformed

2026-05-14

2026-05-29

Dynamics 365 Apps, Customer Insights, Fabric

—

MC1310385 Microsoft Dataverse - Chat and reason over Dataverse business data in Microsoft 365 Copilot (preview)

Microsoft 365 Copilot will allow users to chat with and analyze Dataverse business data in public preview starting June 1, 2026; Power Platform admins can enable this feature.

Microsoft Dataverse

stayInformed

2026-05-14

2026-06-01

Dataverse, Copilot, Power Platform

—

MC1310380 Microsoft Dataverse - Build Dataverse solutions with coding agents using Dataverse skills

Dataverse solutions can now be built with coding agents using natural language prompts; feature enters public preview June 1, 2026.

Microsoft Dataverse

stayInformed

2026-05-14

2026-06-01

Dataverse, Power Platform

—

MC1310378 Power Platform admin center - Discover what's driving engagement with the Usage page

Power Platform admin center's Usage page will show detailed engagement and adoption trends, reaching general availability June 15, 2026.

Power Platform

stayInformed

2026-05-14

2026-06-15

Power Platform

—

MC1310377 Dynamics 365 Sales - Get lead research and next best actions in Sales Home

Sales Home in Dynamics 365 Sales will offer lead research and next best actions, helping sellers prioritize and act on leads, available in public preview June 1, 2026.

Dynamics 365 Apps

stayInformed

2026-05-14

2026-06-01

Dynamics 365 Apps, Dynamics 365

—

MC1310375 Microsoft Power Automate - Support for normalized schema import for data ingestion

Power Automate Process Mining will support normalized data structure ingestion to accelerate processing and reduce storage needs, entering public preview May 31, 2026.

Microsoft Power Automate

stayInformed

2026-05-14

2026-05-31

Power Automate, Power Platform

—

MC1310370 Microsoft Power Automate - Build better forms with integrated Power Apps

Power Automate desktop flows will support integrated Power Apps, allowing makers to launch apps, pass data, and trigger sub-flows; public preview starts May 29, 2026.

Microsoft Power Automate

stayInformed

2026-05-14

2026-05-29

Power Automate, Power Platform

—

MC1310368 Power Automate - Restore accidentally deleted flows

Power Automate users and admins can restore accidentally deleted flows within 21 days, starting with public preview on June 1, 2026.

Microsoft Power Automate

stayInformed

2026-05-14

2026-06-01

Power Automate, Power Platform

—

MC1310361 Dynamics 365 Customer Service - Manage intraday operations with AI agent (preview)

AI-powered Intraday Agent for Dynamics 365 Customer Service enables real-time queue monitoring, alerts, and automated staffing adjustments; preview available May 29, 2026.

Dynamics 365 Apps

stayInformed

2026-05-14

2026-05-29

Dynamics 365 Apps, Dynamics 365 Customer Service

—

MC1310358 Power Automate - Schedule desktop flows without a cloud flow requirement

Power Automate will let users schedule desktop flows directly, without needing a cloud flow; feature enters public preview on May 31, 2026.

Microsoft Power Automate

stayInformed

2026-05-14

2026-05-31

Power Automate, Power Platform

—

MC1309744 Microsoft Teams: Report external users for security concerns

Teams users can report suspicious external users directly in Teams, with reports surfaced to admins for investigation via a new User reported security submission report.

Microsoft Teams

stayInformed

2026-05-13

2026-06-10

Teams

Review Teams messaging policies and ensure report security concern is enabled · Familiarize security/helpdesk with User reported security submission report

MC1309739 Using groups to enable Frontier access in the Frontier Admin Control

Frontier Admin Control now supports Entra ID groups for enrollment, allowing easier management of pilot users with a 10,000-user limit for specific users/groups, rolling out early June 2026.

Microsoft 365 suite

stayInformed

2026-05-13

2026-06-01

Microsoft 365, Entra

Plan group-based enrollment if desired · Create or assign Entra ID group(s) for pilot users

MC1248393 (Updated) Outlook Mobile: Follow a meeting option

Outlook Mobile adds a new 'Follow' RSVP option for meetings, helping users stay informed; rollout starts mid-June 2026 and requires no admin action.

Exchange Online

stayInformed

2026-05-13

2026-03-15

Exchange, Outlook

Inform helpdesk/support of RSVP changes · Update end-user documentation if needed

MC1308856 (Updated) Microsoft 365 Copilot Mobile App: Capability to drive awareness via Notifications on M365 Admin Center

Admins can now use the Copilot Control System to notify targeted users about the secure Microsoft 365 Copilot mobile app, guiding them to an approved download and reducing non-sanctioned AI app use.

Microsoft Copilot (Microsoft 365), Microsoft 365 Copilot Chat

stayInformed

2026-05-13

2026-05-13

Copilot, Copilot Chat, Microsoft 365 Admin Center, Teams

Review Copilot Control System in Microsoft 365 Admin Center · Configure Copilot Mobile card if desired

MC1219794 (Updated) Microsoft Teams: External domains anomalies report

Teams admins can now access an External domains anomalies report to detect and manage unusual cross-tenant communication, with proactive alerting options in Teams admin center.

Microsoft Teams

stayInformed

2026-05-13

2026-03-01

Teams

Review new External domains anomalies report · Enable alerts in Teams admin center if desired

MC1019312 (Updated) Microsoft Teams: Meeting Participants Can Request Collaborative Annotation Sessions

Teams for Windows/Mac adds ability for meeting participants to request collaborative annotations during screen sharing, pending presenter approval; new organizer controls for who can initiate.

Microsoft Teams

stayInformed

2026-05-13

2026-02-15

Teams

Notify users about annotation request/approval changes · Update documentation to reflect new meeting option

MC1308855 Collect Diagnostics change to Get Diagnostics for Outlook Mobile and Mac

The Collect Diagnostics feature in Outlook Mobile and Outlook for Mac is renamed to Get Diagnostics; logs are now routed through Microsoft 365 diagnostics service, not PowerLift, effective June 2026.

Microsoft 365 apps

planForChange

2026-05-12

2026-06-01

Microsoft 365 Apps, Outlook

Update documentation and helpdesk scripts with new feature name · Review allowlist for *.acompli.net; confirm compliance for other features

MC1308854 Microsoft 365 Copilot: Admins can manage agents at scale with bulk lifecycle actions

Admins can now perform bulk lifecycle actions for Copilot agents in the Microsoft 365 admin center, improving agent management and governance at scale; rule-based automation is planned for the future.

Microsoft 365 suite, Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-12

2026-05-13

Microsoft 365, Copilot

Review bulk agent lifecycle options · Update governance/ownership processes if needed

MC1224569 (Updated) Microsoft 365 Copilot: Researcher agent output formats

Researcher Agent in Microsoft 365 Copilot adds infographic export for reports and updates UX for Word/Pages formats; rollout completes by end of May 2026.

Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-12

2026-02-01

Copilot

Inform users of new infographic export option

MC1275566 (Updated) Microsoft 365 Copilot: Multimodal capture in Copilot Notebooks in the OneNote mobile app (iOS)

Multimodal capture in Copilot Notebooks for OneNote iOS lets Copilot-licensed users combine transcription, images, and notes in one session; global rollout starts late May 2026.

Microsoft 365 apps, Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-12

2026-04-20

Microsoft 365 Apps, Copilot, Onenote, OneDrive, SharePoint

Inform eligible users about the new feature and required consent for transcription · Review organizational guidance on OneNote mobile and Copilot Notebooks

MC1247891 (Updated) Outlook: Support for recommended and automatically applied sensitivity labels in Outlook for iOS and Android

Outlook mobile now supports recommended and automatic sensitivity labels, aligning with Microsoft Purview policies; rollout completes by end of May 2026.

Exchange Online

stayInformed

2026-05-12

2026-03-15

Exchange, Outlook, Purview

Review existing labeling policies in Purview portal · Ensure labels published for Outlook mobile users

MC1227087 (Updated) Events in Meet app – Introducing a redesigned, unified Events experience in Microsoft Teams

Teams Meet app is being redesigned and renamed 'Events', offering a unified experience for webinars, town halls, and custom events with no admin control changes.

Microsoft Teams

stayInformed

2026-05-12

2026-02-07

Teams

Review and update internal training materials · Inform event organizers

MC1178510 (Updated) Microsoft 365 Copilot: Generate text for a PowerPoint slide using slide context

Microsoft is not moving forward with the planned Copilot feature in PowerPoint that would generate titles, summaries, and captions using natural language prompts.

Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-12

2026-01-15

Copilot, Powerpoint

Notify users that the announced Copilot feature will not launch · Update internal documentation

MC1307982 Microsoft Teams Town halls (Teams Premium): Upload custom backgrounds in Manage what attendees see

Teams Premium users can upload custom background images for town hall events in Manage what attendees see, improving branding for presenters; available on desktop from early June 2026.

Microsoft Teams

stayInformed

2026-05-12

2026-06-01

Teams

Inform town hall organizers and presenters · Prepare branded background images

MC1229954 (Updated) Introducing Surveys Agent and Copilot Chat in Microsoft Forms

Microsoft 365 Copilot Chat and Forms Agent are coming to Microsoft Forms, offering AI-driven form creation and analysis for Copilot-licensed users, rolling out worldwide mid to late May 2026.

Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-11

2026-03-01

Copilot, Forms

Inform helpdesk about Copilot in Forms · Update internal documentation

MC1307883 HTML formatting now supported for Message center posts synced to Planner

Message center posts synced to Planner will now display with full HTML formatting for improved clarity and consistency, starting May 13, 2026.

Microsoft 365 suite

stayInformed

2026-05-11

2026-05-13

Microsoft 365, Planner

Inform admins about improved formatting

MC1164381 (Updated) OneDrive: Simplified file transfer for departing employees

OneDrive adds enhanced notifications, filters, and bulk transfer tools to streamline file management and sharing continuity when employees leave, with rollout completed by May 2026.

Microsoft OneDrive

stayInformed

2026-05-11

2026-01-31

OneDrive

Inform managers and secondary owners · Update internal transfer process documentation

MC1307183 Dynamics 365 Customer Service- Estimate AI credits for agents from forecasted demand

Dynamics 365 Customer Service adds AI credit estimation from forecasted demand, available May 20, 2026, helping workforce planners model AI usage for agents.

Dynamics 365 Apps

stayInformed

2026-05-11

2026-05-20

Dynamics 365 Apps, Dynamics 365

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MC1307182 Microsoft Dataverse - Create Dataverse agent users with Microsoft Entra agent identity

Dataverse will support creating agent users with Microsoft Entra agent identities for secure AI deployment, reaching public preview on May 22, 2026.

Microsoft Dataverse

stayInformed

2026-05-11

2026-05-22

Dataverse, Entra, Power Platform

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MC1307177 Microsoft Power Automate - Automate administrator-level desktop applications in unattended runs

Power Automate will support automating administrator-level desktop apps in unattended runs via a registry setting, enabling more complete automation, generally available May 18, 2026.

Microsoft Power Automate

stayInformed

2026-05-11

2026-05-18

Power Automate, Power Platform

—

MC1304289 Lock-free coauthoring in Microsoft Word

Lock-free coauthoring in Word lets multiple users edit the same paragraph at once, improving collaboration; rollout starts mid-May 2026 and is enabled by default on supported clients.

Microsoft 365 apps

stayInformed

2026-05-08

2026-05-15

Microsoft 365 Apps, Word

Communicate new editing capabilities to users · Encourage updating Word clients

MC1148545 (Updated) Microsoft 365 admin center - Usage reports: Agent usage (preview)

A new Agent usage report for Microsoft 365 Copilot Chat will be available in the admin center, showing user and agent metrics; general availability rollout starts end of July 2026.

Microsoft 365 suite, Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-08

2026-03-01

Microsoft 365, Copilot

Review new report in admin center · Notify agent-managing admins

MC1303745 Microsoft Power Automate - Compare flow versions

Power Automate gains flow version comparison, letting users view and analyze differences between two desktop flow versions starting May 15, 2026.

Microsoft Power Automate

stayInformed

2026-05-08

2026-05-15

Power Automate, Power Platform

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MC1303717 Default compose font: Administrators can allow users to change the default font in Outlook for iOS and Android

Admins can now let users change default compose font name and size in Outlook for iOS and Android by configuring new Intune app keys; feature is off by default, rolling out June 2026.

Exchange Online

stayInformed

2026-05-07

2026-06-01

Exchange, Outlook, Intune

Review Intune app config policies for Outlook mobile · Set new keys to true to allow user font changes

MC1302900 (Updated) Flux.2 Flex model availability in PowerPoint for Microsoft 365 Copilot

PowerPoint users with Microsoft 365 Copilot can now select the Flux.2 Flex image generation model for high-quality visuals; rollout completes early May 2026.

Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-07

2026-05-07

Copilot, Powerpoint

Inform helpdesk/support of new model option · Review image generation settings if needed

MC1129718 (Updated) New Feature: Account Manager in Outlook for Windows

Outlook for Windows introduces a new Account Manager with profile photos, easier account access, and account switching; feature rolls out by mid-May 2026, no admin action needed.

Exchange Online, Microsoft 365 apps

stayInformed

2026-05-07

2026-02-01

Exchange, Microsoft 365 Apps, Outlook

Inform helpdesk · Notify users about new Account Manager UI

MC1260707 (Updated) Microsoft Teams: Catch up in Teams mobile

Teams mobile app adds a Catch up view, helping users quickly triage important chats, mentions, and replies via a new card-based interface with swipe actions.

Microsoft Teams

stayInformed

2026-05-07

2026-05-01

Teams

Inform users about new Catch up view · Update helpdesk or user-support documentation if needed

MC1227088 (Updated) Microsoft 365 Copilot: Business justification for Copilot license requests

Users requesting Microsoft 365 Copilot licenses can now submit an optional business justification, visible to admins reviewing requests; rollout starts end of May 2026 and is on by default.

Microsoft 365 suite, Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-07

2026-03-20

Microsoft 365, Copilot

Notify helpdesk or approvers of new justification field · Review/update internal documentation

MC1266021 (Updated) Microsoft 365 Copilot: New chat-first design for the Copilot mobile app

A refreshed chat-first design is rolling out in the Microsoft 365 Copilot mobile app for iOS and Android, modernizing the UI and streamlining chat and navigation features.

Microsoft 365 apps, Microsoft Copilot (Microsoft 365), Microsoft 365 Copilot Chat

stayInformed

2026-05-07

2026-04-30

Microsoft 365 Apps, Copilot, Copilot Chat

Inform helpdesk or support teams · Share internal readiness materials

MC906502 (Updated) Microsoft Outlook: Automatically display automapped calendars

Users will soon automatically see their automapped calendars when switching from classic to new Outlook for Windows, starting rollout at end of May 2026.

Microsoft 365 for the web, Microsoft 365 apps

stayInformed

2026-05-07

2026-01-01

Microsoft 365 For The Web, Microsoft 365 Apps, Outlook

Inform users of automapped calendars feature · Update related documentation if needed

MC1302906 Microsoft 365 Copilot: Schedule prompts in Agent Builder

Users can now schedule recurring prompts in Microsoft 365 Copilot Agent Builder, automating routines with workflows on a defined cadence; available mid-May 2026 and enabled by default.

Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-06

2026-05-15

Copilot

Inform Copilot agent users of new scheduled workflows · Update documentation or training for Copilot agent creation

MC1281507 Microsoft 365 Copilot: Discover Copilot actions in OneDrive/SharePoint file preview

Starting late April 2026, Microsoft 365 Copilot will show suggested actions like summarizing and FAQ generation directly in OneDrive and SharePoint file previews. Enabled by default for eligible users, this feature respects existing permissions and policies, requiring no admin action but user awareness is recommended.

Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-06

2026-04-25

Copilot

—

MC1302852 Microsoft Copilot Studio - Create workflows using natural language with the Agentic Workflow Builder

Agentic Workflow Builder in Copilot Studio lets makers create workflows using natural language, launching for general availability on May 20, 2026.

Microsoft Copilot (Power Platform)

stayInformed

2026-05-06

2026-05-20

Copilot (power Platform), Copilot, Power Platform

—

MC1302876 Dynamics 365 Project Operations – Use stocked products in resource-based deployments

Dynamics 365 Project Operations will allow project managers to manage and track inventoried products on projects starting June 5, 2026.

Dynamics 365 Apps

stayInformed

2026-05-06

2026-06-05

Dynamics 365 Apps, Dynamics 365

—

MC1302856 Dynamics 365 Commerce - Configure inline actions on transaction line items in Store Commerce

Admins can now configure which inline actions appear per line item in Store Commerce transaction grids, available June 5, 2026, via Screen Layout Designer in Dynamics 365 Commerce.

Dynamics 365 Apps

stayInformed

2026-05-06

2026-06-05

Dynamics 365 Apps, Dynamics 365 Commerce

—

MC1302699 Power Automate – Test subflows with test suite in Power Automate for desktop

Power Automate for desktop will support creating and running test cases for subflows with enhanced test suite available from May 15, 2026.

Microsoft Power Automate

stayInformed

2026-05-06

2026-05-15

Power Automate, Power Platform

—

MC1173208 (Updated) Microsoft Copilot Analytics: Data export public preview for Copilot metrics in the Copilot dashboard

Microsoft is introducing a default-on, de-identified data export feature in the Copilot Dashboard for users with full company-level access. Available from December 2025 (preview) and July 2026 (general), it provides weekly user-level Copilot usage metrics for six months to support adoption analysis and licensing optimization.

Microsoft Viva, Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-06

2026-03-31

Viva, Copilot

—

MC1287370 (Updated) Auto upgrade of shared calendars from legacy MAPI model to modern REST model

Microsoft is auto-upgrading shared calendars in Outlook and Exchange Online from the legacy MAPI model to the modern REST model between mid-May and late July 2026. The seamless, server-side upgrade improves sync reliability without user action, preserves permissions, excludes events older than one year, and supports up to six calendars per user.

Microsoft 365 suite

planForChange

2026-05-06

2026-04-30

Microsoft 365

—

MC1280561 (Updated) Assign participants to breakout rooms using CSV import in Microsoft Teams meetings

Microsoft Teams will support CSV import for breakout room assignments starting mid-May 2026, allowing organizers to bulk-create rooms and pre-assign participants. The feature is enabled by default, requires no admin action, and existing controls remain. Inform organizers and update training materials accordingly.

Microsoft Teams

stayInformed

2026-05-06

2026-05-15

Teams

—

MC1266027 (Updated) Microsoft Teams: New experience when users minimize the meeting window

Microsoft Teams will introduce a new minimized meeting experience by mid-2026, allowing users to raise hands and send reactions without restoring the full window. Two minimized views—expanded (showing up to four videos) and compact—are available. The feature is enabled by default and requires no admin action.

Microsoft Teams

stayInformed

2026-05-06

2026-04-15

Teams

—

MC1301833 Track notifications delivery for Storyline Announcements in Viva Engage

A Notifications Delivery Tracker for Viva Engage Storyline Announcements will provide real-time status on notification delivery across channels, enhancing analytics visibility for communicators.

Microsoft Viva

stayInformed

2026-05-05

2026-05-15

Viva

Inform communicators and leaders about the feature · Update documentation or training materials if needed

MC1301832 Microsoft 365 Copilot Cowork: Plugins, connectors, and partner integrations (Frontier)

Copilot Cowork expands with plugins, connectors, and partner integrations for Frontier users, enabling extensibility across Microsoft and third-party services with existing permissions.

Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-05

2026-05-07

Copilot, Dynamics 365, Power BI, Fabric

Review governance and data access policies for plugin/connector use · Decide on allowing/restricting custom plugin creation

MC1239176 (Updated) Outlook: Delimiter setting admin policy

Admins can set a tenant-wide default for using commas as recipient separators in Outlook; rollout begins early April 2026 and ends mid-May 2026.

Exchange Online

stayInformed

2026-05-05

2026-04-01

Exchange, Outlook

Review recipient formatting preferences · Update internal documentation if needed

MC1301802 Change Optics report for Exchange Online begins public preview

Exchange Online introduces the Change Optics report in public preview to help admins identify email traffic affected by future transport changes, with no impact on users or mail flow.

Exchange Online

stayInformed

2026-05-05

2026-06-01

Exchange

Review the Change Optics report during public preview · Use report to identify and reduce external onmicrosoft.com usage

MC1281505 (Updated) Microsoft Purview: Data Lifecycle Management- Azure PST Import

Azure PST Import enables admins to import PST files from Azure Blob Storage into Exchange Online mailboxes via PowerShell only, with rollout starting August 31, 2026.

Microsoft Purview

stayInformed

2026-05-05

2026-05-04

Purview, Exchange, Outlook

Prepare Azure storage account and permissions · Grant Storage Blob Data Reader role to Office 365 Import Service app

MC1254552 (Updated) Copilot Notebooks: New features coming to Frontier Public

Copilot Notebooks gains features like chat editing, study tools, SharePoint references, PowerPoint/Word agents, group sharing, and mind maps; features roll out March-June 2026 to Frontier Public and globally.

Microsoft 365 apps, Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-05

2026-03-23

Microsoft 365 Apps, Copilot, Onenote, SharePoint, Powerpoint, Word, Microsoft 365

Inform helpdesk/support of new Copilot Notebooks features · Update training/adoption materials

MC1274551 (Updated) Microsoft Teams: Book future meetings from Microsoft Teams panels (Android)

Teams panels on Android will soon let users book future meetings directly; feature is off by default and requires admin enablement for Teams Rooms Pro/Shared Device licenses.

Microsoft Teams

stayInformed

2026-05-05

2026-05-01

Teams

Review admin center settings · Decide on enabling future booking and guest addition

MC1219793 (Updated) Brand impersonation protection for Teams Calling

Teams Calling will soon show high-risk call warnings to users to prevent brand impersonation; rollout starts mid-May 2026 and feature is enabled by default.

Microsoft Teams

stayInformed

2026-05-05

2026-03-15

Teams

Inform helpdesk staff of new call warnings · Update internal training materials

MC1301505 Microsoft Copilot Studio - Use MCP-compliant tools in agent workflows

Microsoft Copilot Studio will support MCP-compliant tools in agent workflows, enabling integration with proprietary systems and dynamic knowledge sources, in public preview on May 18, 2026.

Microsoft Copilot (Power Platform)

stayInformed

2026-05-05

2026-05-18

Copilot (power Platform), Copilot

—

MC1301497 Dynamics 365 Supply Chain Management - Enhance picking speed using spatial location intelligence

Spatial coordinate-based picking route optimization with advanced algorithms is coming to Dynamics 365 Supply Chain Management, generally available June 5, 2026.

Dynamics 365 Apps

stayInformed

2026-05-05

2026-06-05

Dynamics 365 Apps, Dynamics 365 Supply Chain Management

—

MC1301477 Dynamics 365 Commerce - Enable associates to use the nearest store payment terminal

Admins can configure POS to use any payment terminal from a dedicated hardware station for fully mobile transactions in Dynamics 365 Commerce, available June 5, 2026.

Dynamics 365 Apps

stayInformed

2026-05-05

2026-06-05

Dynamics 365 Apps, Dynamics 365 Commerce

—

MC1301473 Dynamics 365 Supply Chain Management - Enable precise serial and batch capture in cluster picking

Dynamics 365 Supply Chain Management now allows capturing serial and batch numbers below location level in cluster picking, improving order accuracy; generally available June 5, 2026.

Dynamics 365 Apps

stayInformed

2026-05-05

2026-06-05

Dynamics 365 Apps, Dynamics 365 Supply Chain Management

—

MC1266912 (Updated) Microsoft 365 Copilot: Intelligent Summaries in Copilot Dashboard

AI-generated intelligent summaries in Copilot Dashboard for admins give insights on Copilot adoption, usage trends, and suggested prompts, rolling out automatically and on by default in June 2026.

Microsoft Viva, Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-04

2026-04-20

Viva, Copilot, Microsoft 365

Notify helpdesk or training teams · Update documentation if needed

MC1266023 (Updated) Microsoft 365 Copilot: Comprehensive Copilot metrics in Copilot Analytics

New Copilot usage metrics for Microsoft 365 apps will roll out from late May to early June 2026, enhancing insights in Copilot Dashboard and Analytics for Copilot-licensed users.

Microsoft Viva, Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-04

2026-04-24

Viva, Copilot, Outlook, Word, Excel, Powerpoint, Onenote, Edge

Notify relevant teams about new metrics · Update internal Copilot usage analytics documentation

MC1238432 (Updated) Microsoft 365 Copilot app: Branded footer customization

Admins can soon add an organizational logo as a branded footer in the Microsoft 365 Copilot app; rollout starts early May 2026 and requires admin setup.

Microsoft Copilot (Microsoft 365), Microsoft 365 Copilot Chat

stayInformed

2026-05-04

2026-03-25

Copilot, Copilot Chat

Review theme configuration in admin center · Upload logo for Copilot app footer after rollout

MC1245222 (Updated) Outlook: Share Word, Excel and PowerPoint local files via the new Outlook for Windows

New Outlook for Windows will allow users to attach locally stored Word, Excel, and PowerPoint files to emails starting early September 2026; feature is on by default.

Exchange Online

stayInformed

2026-05-04

2026-05-01

Exchange, Outlook

Inform help desk · Update internal documentation

MC1289720 (Updated) Microsoft 365 Apps: Cloud Update adds update health reporting

Update health adds improved diagnostics and reporting for admins managing Microsoft 365 Apps updates via Cloud Update; feature enabled by default, no user impact.

Microsoft 365 suite

stayInformed

2026-05-04

2026-04-30

Microsoft 365, Microsoft 365 Apps

Review new Update health diagnostics in the Apps admin center

MC1296480 (Updated) Microsoft 365 Copilot will use private community and event content as grounding sources

Microsoft 365 Copilot will start using private community and event content as sources for responses, with sensitivity labels shown; rolling out late May–June 2026, enabled by default.

Microsoft Viva, Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-04

2026-05-01

Viva, Copilot

Inform admins and compliance teams about expanded Copilot data sources · Educate users about Copilot referencing private content

MC1300450 Power Pages - Use Dynamics 365 websites with Bootstrap 5 and enhanced data model

Dynamics 365 websites in Power Pages will support Bootstrap 5 and enhanced data model, improving site performance and usability from May 15, 2026.

Power Platform

stayInformed

2026-05-04

2026-05-15

Power Platform

Enable enhanced data model in Power Platform admin center

MC1293709 Power Platform - PayGo not required with Self-Service Disaster Recovery (SSDR)

Starting May 22, 2026, Self-Service Disaster Recovery (SSDR) can be enabled in production environments without requiring a Pay-As-You-Go plan.

Power Platform

stayInformed

2026-05-03

2026-05-22

Power Platform

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MC1297983 Exchange admin dashboard adds provider list export for Actionable Messages

Exchange admins can now view and export a list of org-scoped Actionable Messages providers in the Outlook admin dashboard for improved auditing and documentation.

Microsoft 365 apps

stayInformed

2026-05-01

2026-05-05

Microsoft 365 Apps, Outlook, Exchange

Review Actionable Messages providers with new dashboard feature · Export provider list for audits or documentation

MC1297982 Use sensitivity labels to block all connected experiences that analyze content in Word, Excel, and PowerPoint

Expanded enforcement of sensitivity label setting in Word, Excel, and PowerPoint blocks all connected experiences from analyzing content in labeled files; applies automatically to existing labels.

Microsoft 365 suite, Microsoft 365 apps

planForChange

2026-05-01

2026-06-01

Microsoft 365, Microsoft 365 Apps, Word, Excel, Powerpoint, Purview

Review existing sensitivity labels with content analysis restrictions · Inform compliance/helpdesk staff of broadened enforcement

MC1297981 Agent Registry API transition to Agent 365

Agent 365–powered agent registration API replaces existing registry API; agents not re-registered by June 15, 2026, will stop functioning.

Microsoft 365 suite

stayInformed

2026-05-01

2026-06-15

Microsoft 365, Copilot

Identify agents using the old API · Re-register agents with new API before June 15, 2026

MC1230892 (Updated) Microsoft 365 Copilot: Updated handling of entity inserts in the Copilot Chat input box

In Microsoft 365 Copilot and Copilot Chat, entity names will no longer be inserted as text when using Add Work Content, streamlining prompt creation; rollout begins mid-May 2026.

Microsoft Copilot (Microsoft 365), Microsoft 365 Copilot Chat

stayInformed

2026-05-01

2026-02-15

Copilot, Copilot Chat

Inform helpdesk/training teams · Update internal docs if referencing entity insertion

MC1173195 (Updated) Microsoft 365 Copilot: Graph APIs for agent and app management

New Microsoft Graph APIs let admins manage and access Copilot agents/apps programmatically; available to all Agent 365-licensed users from early May 2026.

Microsoft Copilot (Microsoft 365), Microsoft 365 Copilot Chat

stayInformed

2026-05-01

2026-01-15

Copilot, Copilot Chat, Microsoft 365

Review Graph API documentation · Plan API integrations if needed

MC1287365 (Updated) Microsoft 365 Copilot: Change in accessing additional agents in Excel

Rollout of the updated chat-only Copilot experience in Excel is paused; users with Copilot licenses can soon access more Copilot agents via the Excel header menu when released.

Microsoft 365 apps, Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-01

2026-04-22

Microsoft 365 Apps, Copilot, Excel

Inform helpdesk/support about access path change · Update documentation/training on Excel Copilot

MC1297005 Dynamics 365 Customer Insights - Data - Reduce alert fatigue with noise-free notifications

Noise-free notifications in Dynamics 365 Customer Insights - Data will be generally available May 29, 2026, enabling smarter failure detection and reducing unnecessary alert emails.

Dynamics 365 Apps

stayInformed

2026-05-01

2026-05-29

Dynamics 365 Apps, Dynamics 365 Customer Insights

—

MC1318249 New file download manager in Teams

Teams will introduce a new file download manager with simplified, auto-dismissing notifications and easy access to downloaded files, starting rollout in June 2026.

Microsoft Teams

stayInformed

2026-05-21

2026-06-01

Teams

Inform helpdesk or support teams of new file download behavior · Update internal documentation if needed

MC1310680 (Updated) New Outlook for Windows: LDAP support for S/MIME certificate lookup

New Outlook for Windows now supports LDAP directories for S/MIME certificate lookup, allowing admins and users to configure LDAP sources for secure email encryption with external partners.

Exchange Online

stayInformed

2026-05-21

2026-05-20

Exchange, Outlook

Identify relevant LDAP endpoints · Register LDAP directories via Exchange Online PowerShell

MC1009930 (Updated) Microsoft Teams: Distinguish invites among Attendee, Presenter, and Co-organizer emails

Teams Events will send separate invite emails based on participant roles, letting organizers manage distinct invites for attendees and presenters.

Microsoft Teams

stayInformed

2026-05-21

2026-03-31

Teams

Notify users · Update documentation

MC1318124 Microsoft Teams: New search experience for cloud files in the file attach picker

Teams users can soon search for cloud files directly in the attach file picker for quicker sharing in chats and channels; rollout starts June 2026.

Microsoft Teams

stayInformed

2026-05-21

2026-06-01

Teams, SharePoint, OneDrive

Inform helpdesk about new file search in Teams · Update internal Teams sharing documentation if needed

MC1302880 Dynamics 365 Customer Service - Enable enhanced screen recording controls for admins

Admins can soon enable enhanced screen recording controls in Dynamics 365 Customer Service, with granular role-based permissions and manual recording for non-voice scenarios, available Jun 30, 2026.

Dynamics 365 Apps

stayInformed

2026-05-19

2026-06-27

Dynamics 365 Apps, Dynamics 365

—

MC1315905 Updated Secure Boot status report in Windows Autopatch

Windows Autopatch Secure Boot status report now offers detailed device-level insights, confidence levels, alerts, and certificate reporting for improved certificate rollout decisions.

Windows

stayInformed

2026-05-19

—

Windows, Intune

Review updated Secure Boot report in Intune · Use new insights for certificate rollout planning

MC1314949 (Updated) Microsoft Viva Copilot Analytics: Daily Copilot usage snapshot with fresh data

A new Power BI report in Viva Insights Advanced Insights offers daily Copilot usage snapshots for analysts, available to organizations with at least 50 Copilot licenses starting July 2026.

Microsoft Viva, Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-19

2026-07-01

Viva, Copilot, Power Platform

Assign Insights Analyst role to appropriate users · Ensure required Copilot/Viva Insights licenses

MC1315676 Power Platform - Planned maintenance

Scheduled Power Platform maintenance may cause up to 10 minutes of downtime between May 24-25, 2026; inform affected users as needed.

Power Platform

stayInformed

2026-05-19

2026-05-24

Power Platform

Notify users of potential downtime

MC1261593 (Updated) Outlook: Improved handling of disallowed and failed email reactions

Outlook now properly disables the Reactions button when email reactions are disallowed, ensuring consistent behavior and avoiding user confusion across clients.

Exchange Online

stayInformed

2026-05-18

2026-05-01

Exchange, Outlook

Inform helpdesk of new reaction behavior · Review internal docs if referencing reactions

MC1261595 (Updated) Microsoft Teams town halls now support backup Real-Time Messaging Protocol (RTMP) streams

Teams town halls will support backup RTMP streams for greater reliability; automatic failover ensures uninterrupted broadcasts during events, with no admin action required.

Microsoft Teams

stayInformed

2026-05-18

2026-04-20

Teams

Notify event producers · Update event-production documentation (optional)

MC1213770 (Updated) Microsoft Purview | Data lifecycle Management cmdlet connectivity change

Starting April 30, 2026, admins must use Exchange Online PowerShell v3.9.0+ and add -EnableSearchOnlySession when running Connect-IPPSession for Data Lifecycle Management cmdlets.

Microsoft Purview

stayInformed

2026-05-18

2026-01-31

Purview, Exchange, SharePoint

Update automation scripts to use Exchange Online PowerShell v3.9.0 or later · Include -EnableSearchOnlySession parameter for Connect-IPPSession

MC1311990 Microsoft Dataverse – Improvements to bulk delete user experience

Enhanced bulk delete in Microsoft Dataverse offers improved error handling, solution-aware configs, and faster sandbox deletion, available GA by June 4, 2026.

Microsoft Dataverse

stayInformed

2026-05-15

2026-06-04

Dataverse, Power Platform

—

MC1311975 Microsoft Purview compliance portal: Role groups user interface (UI) enhancements

Microsoft Purview compliance portal adds new Role groups UI views for easier admin lookup by roles, members, and permissions, improving access clarity; no permission or workflow changes.

Microsoft Purview

stayInformed

2026-05-15

2026-06-15

Purview

Inform compliance/security admins · Update internal documentation if referencing Role groups UI

MC1310684 SharePoint Online: Storage quota enforcement updated to align with license limits

SharePoint Online will strictly enforce user storage quotas per license, placing users exceeding limits into read-only state during quota refreshes starting late May 2026.

SharePoint Online

preventOrFixIssue

2026-05-14

2026-05-26

SharePoint, OneDrive

Review OneDrive storage usage · Identify users exceeding storage quota

MC1310552 Windows Office Hours: May 21, 2026

Windows Office Hours, a monthly live chat for IT admins, is open for questions on managing Windows. Next session is on May 21 via Tech Community.

Windows

stayInformed

2026-05-14

2026-05-21

Windows, Intune

Join Windows Office Hours on May 21 · Submit questions via Tech Community comments

MC1309743 Viva Engage: Email updates for frontline users without an active Exchange mailbox

Viva Engage will stop sending email notifications to F1/F3 frontline users without active Exchange mailboxes, reducing retries and improving delivery; Teams notifications are unaffected.

Microsoft Viva

stayInformed

2026-05-13

2026-06-15

Viva, Exchange, Teams

Review Exchange Online licensing for frontline users · Assess notification channels for F1/F3 users

MC1309692 Broader Windows Autopatch availability to Microsoft 365 Government Community Cloud (GCC)

Windows Autopatch is now included with eligible Microsoft 365 GCC subscriptions; the Windows Enterprise (OLS) activation SKU is no longer required for G3 and G5 SKUs in GCC.

Windows

stayInformed

2026-05-13

2026-05-14

Windows, Intune, Microsoft 365

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MC1139493 (Updated) Microsoft Teams Copilot without transcription becomes default for meetings - conversation history now persists

Microsoft will not proceed with the planned changes to Teams Copilot's default transcription behavior; current meeting and policy settings remain unchanged.

Microsoft Teams

stayInformed

2026-05-11

2026-01-15

Teams, Copilot

No action needed; planned policy changes canceled

MC1303719 Microsoft Entra: Upcoming changes to federatedTokenValidationPolicy default settings

Microsoft Entra will enforce stricter federated sign-in validation by default, blocking cross-domain sign-ins unless the internalDomainFederation matches the user’s UPN domain starting mid-August 2026.

Microsoft Entra

planForChange

2026-05-07

2026-08-11

Entra

Review federation configurations if relying on cross-domain federated sign-ins · Communicate change to identity/helpdesk teams

MC1302902 Unlocking deeper Copilot insights with enhanced Power BI filtering

Admins can enable custom and reserved attributes as filters in Viva Insights Power BI reports; Copilot Premium license required; rollout starts late May 2026.

Microsoft Viva, Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-06

2026-05-25

Viva, Copilot, Power Platform

Review current Viva Insights attribute configuration · Identify valuable attributes for filtering

MC1287369 (Updated) Microsoft Teams: Live chat will be renamed to Customer Connect

Microsoft Teams' Live chat will be renamed to Customer Connect starting mid-May 2026, completing by end of May. This is a name change only; functionality, settings, and data handling remain unchanged. Existing teams won't be renamed, but new ones post-change will use Customer Connect. No action required.

Microsoft Teams

stayInformed

2026-05-06

2026-04-30

Teams

—

MC1250273 (Updated) Improved copy and paste support for @mentions and shared contacts in Microsoft Teams

Microsoft Teams will improve copy-paste for messages with @mentions and shared contacts by preserving interactive tags when valid in the destination. If invalid, tags revert to plain text. The rollout spans May to June 2026 across platforms, requires no admin action, and aims to enhance messaging consistency.

Microsoft Teams

stayInformed

2026-05-06

2026-04-15

Teams

—

MC1301827 Upgrade to Windows Server 2025, now via Windows Update

Admins can now in-place upgrade Windows Server 2019/2022 to Server 2025 via Windows Update, using a new manual opt-in path with prerequisites for eligible devices.

Windows

stayInformed

2026-05-05

—

Windows, Windows Server

Review upgrade prerequisites and restrictions · Install March 2026 Cumulative Update or later

MC1268933 (Updated) Viva Engage: Pinned resources and related communities in Teams for iOS

Viva Engage in Teams for iOS adds pinned resources and related communities, aligning experience with Android/web; rollout begins late May 2026 and completes by late July 2026.

Microsoft Viva

stayInformed

2026-05-05

2026-04-20

Viva, Teams

Communicate update to Teams iOS users · Encourage community admins to review pinned resources and related communities

MC1300773 Microsoft Copilot Studio - Information about the creation of classic style agents

Classic style agent creation is now available in Microsoft Copilot Studio web app; Teams app support ends after June 30, 2026. Users should transition workflows and update documentation.

Microsoft Copilot (Power Platform)

stayInformed

2026-05-04

2026-06-30

Copilot (power Platform), Copilot, Teams, Power Platform

Plan transition to Copilot Studio web app for agent creation · Update training and documentation

MC1298714 Power Platform – Backup retention of Production environments is changing from 28 to 7 days

Default backup retention for Power Platform environments changes from 28 to 7 days on May 11, 2026; enable Managed Environments for up to 28-day retention.

Power Platform

stayInformed

2026-05-02

2026-05-11

Power Platform

Enable Managed Environments to retain backups up to 28 days

MC1154300 (Updated) New PDF Viewer Enabled by Default in Microsoft Edge Starting October 2025

Starting October 2025, Microsoft Edge for Windows will use the Adobe PDF viewer by default; opt-out via policy ends September 2026, after which all users move to the new viewer.

Microsoft 365 suite

planForChange

2026-05-18

—

Microsoft 365, Edge

Enable new PDF viewer early if desired · Opt out by disabling policy until September 2026

MC1302903 Teams meeting templates: Fundamentals and security upgrade

Teams meeting templates will require updated Teams and Outlook clients by June 30, 2026; older versions lose support for creating meetings with templates.

Microsoft Teams

preventOrFixIssue

2026-05-06

2026-06-30

Teams, Outlook

Ensure all users update Teams and Outlook clients to supported versions · Notify helpdesk and support teams

MC1317198 Power Platform admin center - Manage agent security with enhanced admin controls

Power Platform admin center adds advanced controls for agent security, enabling admins to configure security and compliance at the environment or group level with public preview.

Power Platform

stayInformed

2026-05-20

—

Power Platform

—

MC1309736 (Updated) PowerPoint for Mac: "Review this presentation" skill in Copilot

PowerPoint Copilot for Mac now includes a 'Review this presentation' skill that offers feedback to improve slide structure and clarity; feature is available by default for eligible users.

Microsoft 365 apps, Microsoft 365 Copilot Chat

stayInformed

2026-05-20

—

Microsoft 365 Apps, Copilot Chat, Copilot, Powerpoint

Inform eligible users about the new Copilot skill

MC1283816 (Updated) Microsoft Teams: Meeting organizers can automatically start transcription without recording

Teams meeting organizers can now choose 'Transcribe only' as an automatic meeting option, starting transcription without recording for better compliance and privacy.

Microsoft Teams

stayInformed

2026-05-19

—

Teams, Copilot

Review Teams meeting policies for AllowTranscription · Update internal documentation

MC1315879 Dynamics 365 Sales - Get sales operations insights in Sales Research Agent

Sales Research Agent in Dynamics 365 Sales now offers AI-powered sales operations insights, enabling unified analysis across CRM and external data, with natural language queries supported.

Dynamics 365 Apps

stayInformed

2026-05-19

—

Dynamics 365 Apps, Dynamics 365 Sales

—

MC1314979 Microsoft Dataverse - Solution-aware tables and metadata in Dataverse now classified as file storage

Dataverse now reports solution-aware components as file storage instead of database storage; total tenant storage is unchanged, but review file capacity if near limits.

Microsoft Dataverse

stayInformed

2026-05-18

—

Dataverse, Power Platform

Review storage usage in Power Platform admin center if near file capacity

MC1072406 (Updated) Microsoft Edge for Business: New PDF viewer powered by Adobe engine now available for testing in Edge Beta

Edge for Business will enable the Adobe-powered PDF viewer by default in October 2025, replacing the legacy viewer, which retires September 2026. Organizations should validate workflows now.

Microsoft 365 suite

stayInformed

2026-05-18

—

Microsoft 365, Edge

Test new PDF viewer in Edge Beta · Validate PDF workflows

MC1311972 PowerPoint for the web: Create a presentation with Copilot directly from the PowerPoint web app

Users with Copilot licenses can now create presentations using Copilot directly from the PowerPoint web app, enabled by default with no admin action required.

Microsoft 365 apps, Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-15

—

Microsoft 365 Apps, Copilot, Powerpoint

Inform users about new Copilot feature

MC1183013 (Updated) Microsoft Viva Engage: Flexible targeting of Storyline Announcements

Viva Engage adds flexible audience targeting for Storyline Announcements, letting leaders select custom audiences by org attributes, groups, or users at posting time, no pre-config needed.

Microsoft Viva

stayInformed

2026-05-15

—

Viva, Entra

Validate organizational attributes in Entra ID/Organizational Data · Confirm leader and delegate assignments

MC929020 (Updated) Microsoft Loop – Admin Usage Reports

Microsoft has canceled the plan to enable Loop usage monitoring in Microsoft 365 admin dashboards; no action is needed.

Microsoft 365 apps

stayInformed

2026-05-11

—

Microsoft 365 Apps, Loop, Microsoft 365

—

MC1189000 (Updated) Updated UI for Copilot Chat entry point in Word, Excel and PowerPoint apps

Microsoft 365 apps are updating Copilot with a unified UI, dynamic action button, contextual prompts, and new keyboard shortcuts for licensed users, rolling out from Dec 2025 to May 2026.

Microsoft 365 apps, Microsoft Copilot (Microsoft 365)

planForChange

2026-05-11

—

Microsoft 365 Apps, Copilot, Word, Excel, Powerpoint

—

MC1296874 (Updated) Introducing Calendar Agentic capabilities in Microsoft 365 Copilot

Calendar Agentic in Microsoft 365 Copilot lets licensed users automate accepting, declining, or following meetings using natural-language rules in Outlook and Teams, rolling out from late April 2026.

Microsoft Copilot (Microsoft 365), Microsoft 365 Copilot Chat

stayInformed

2026-05-05

—

Copilot, Copilot Chat, Outlook, Teams

Review Copilot agent policies · Notify helpdesk/end users

MC1300981 Power Apps - Dataverse Agent users with Microsoft Entra Agent ID

Dataverse Agent users powered by Entra Agent ID enable secure, auditable agent-specific identities. Rollout starts May 4, 2026, reaching North America by May 22, 2026.

Power Apps

stayInformed

2026-05-05

—

Power Apps, Power Platform, Entra

Evaluate agent identity scenarios · Test in non-production environments

MC1181279 (Updated) Smart Calendar available in Classic Outlook for Microsoft 365 Copilot users

Smart Calendar, a Copilot-powered calendar experience, launches in Classic Outlook for Copilot-licensed users with public preview starting November 2025 and general availability mid-March 2026.

Microsoft Copilot (Microsoft 365)

stayInformed

2026-05-04

—

Copilot, Outlook

Inform eligible users about Smart Calendar · Confirm users have Copilot licenses

MC1297979 What’s new in the Microsoft Intune service update for April 2026

Your Intune account has been updated to the latest service build, with new features available and the release number updated in the admin center.

Microsoft Intune

stayInformed

2026-05-01

—

Intune

Review new features in Intune What's New 2604

MC1214183 (Updated) Purview Communication Compliance: Temporary delays in processing due to planned infrastructure migration

Microsoft Purview Communication Compliance will undergo infrastructure upgrades from Jan 5 to Jun 15, 2026, causing possible delays, errors, and outdated reports, but no data loss. No admin action needed.

Microsoft Purview

stayInformed

2026-05-15

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Purview

Notify compliance/admin teams · Update internal docs if needed

MC1309508 Updates available for Microsoft 365 Apps for Monthly Enterprise Channel

A new update for Microsoft 365 Apps in the Monthly Enterprise Channel begins rolling out from May 13, 2026; download and deploy if you manage updates manually.

Microsoft 365 apps

stayInformed

2026-05-13

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Microsoft 365 Apps

Download and deploy the update if not using automatic updates

MC1307636 Configuring firewall and proxies for smooth Windows updates

New guidance helps troubleshoot Windows Update connection issues caused by network endpoint/firewall misconfiguration; update proxy/firewall settings to allow required subdomains.

Windows

stayInformed

2026-05-11

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Windows

Review new troubleshooting guide · Check Windows Update audit log

MC1301824 Updates available for Microsoft 365 Apps for Current Channel

A new Microsoft 365 Apps update for the Current Channel is rolling out starting May 5, 2026; admins managing updates can download and deploy it now.

Microsoft 365 apps

stayInformed

2026-05-05

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Microsoft 365 Apps

Review release notes · Download and deploy update if managing updates manually

MC1297538 Power Platform – Enable Managed Environment to extend storage retention period

From April 30, 2026, Power Platform environments have a default 7-day system backup retention; admins can extend to 28 days by enabling Managed Environments via PowerShell.

Power Platform

stayInformed

2026-05-01

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Power Platform, Dynamics 365

Enable Managed Environments to extend backup retention

MC1297137 Updates available for Microsoft 365 Apps for Current Channel

A new Microsoft 365 Apps update for Current Channel starts rolling out from April 30, 2026; admins managing updates can deploy it themselves.

Microsoft 365 apps

stayInformed

2026-05-01

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Microsoft 365 Apps

Review update · Deploy update if managing directly