| MC1243549 |
(Updated) Retirement of SharePoint One-Time Passcode (SPO OTP) and transition to Microsoft Entra B2B
5 · High
SharePoint OnlineMicrosoft OneDrive
Major
|
Plan for change |
01 Oct 2026 |
—
|
| MC1479514 |
(Updated) Microsoft Teams: Improved file sharing experience in external chats
4 · Medium
Microsoft Teams
Major
|
Plan for change |
01 Oct 2026 |
—
|
| MC796790 |
(Updated) Unified management of app and agent availability and installation in Teams, Outlook, and the Microsoft 365 app
4 · Medium
Microsoft TeamsMicrosoft 365 apps
Major
|
Plan for change |
01 Oct 2026 |
—
|
| MC1227622 |
(Updated) Transitioning Teams Android Device Management from Teams admin Center to the Teams Rooms Pro Management portal
4 · Medium
Microsoft TeamsMicrosoft 365 for the web
Major
|
Plan for change |
01 Oct 2026 |
—
|
| MC1483974 |
Action Required: Upgrade ExchangeOnlineManagement PowerShell Module to Version 3.10.1 or Later
7 · High
Exchange Online
Major
|
Plan for change |
30 Sep 2026 |
26 Mar 2027
|
| MC1405506 |
(Updated) Microsoft OneNote: Multimodal recording in Copilot Notebooks on Windows
4 · Medium
Microsoft 365 apps
Major
|
Plan for change |
30 Sep 2026 |
—
|
| MC1446796 |
(Updated) Migrate Free/Busy, MailTips, and Calendar Sharing before EWS deprecation
8 · Critical
Exchange Online
Major
|
Plan for change |
29 Sep 2026 |
01 Oct 2026
|
| MC1288531 |
(Updated) Microsoft Viva - Copilot Analytics: Export agent data from the Agent Dashboard
4 · Medium
Microsoft Viva
Major
|
Plan for change |
29 Sep 2026 |
—
|
| MC1481315 |
Microsoft Purview: Retirement of Data Security Posture Management (DSPM) classic and DSPM for AI classic experiences
5 · High
Microsoft Purview
Major
|
Plan for change |
28 Sep 2026 |
—
|
| MC1479512 |
(Updated) Microsoft Teams: Updates to Teams Events licensing for business, frontline, and education customers
4 · Medium
Microsoft Teams
Major
|
Plan for change |
28 Sep 2026 |
—
|
| MC1479508 |
Microsoft Planner: Meeting-created plans will expire after 180 days of inactivity
4 · Medium
Planner
Major
|
Plan for change |
25 Sep 2026 |
—
|
| MC1419798 |
(Updated) Microsoft Teams Rooms: Identify in-room participants with IntelliFrame people labels
3 · Medium
Microsoft Teams
Major
|
Plan for change |
24 Sep 2026 |
—
|
| MC1478006 |
Microsoft Word for the web: Retirement of the "@" entity insertion experience on the document canvas
5 · High
Microsoft 365 apps
Major
|
Plan for change |
23 Sep 2026 |
—
|
| MC1477999 |
Microsoft Teams: Removing Copilot from the chat list
5 · High
Microsoft TeamsMicrosoft 365 Copilot Chat
Major
|
Plan for change |
23 Sep 2026 |
—
|
| MC1317197 |
(Updated) Microsoft Teams: A refreshed in-meeting experience with simpler controls and a smarter share panel
4 · Medium
Microsoft Teams
Major
|
Plan for change |
23 Sep 2026 |
—
|
| MC1477186 |
Microsoft Agent 365: Simplified Agent 365 CLI setup experience
4 · Medium
Microsoft 365 suite
Major
|
Plan for change |
22 Sep 2026 |
—
|
| MC1477185 |
Microsoft OneDrive: New pay-as-you-go storage billing option
4 · Medium
Microsoft OneDrive
Major
|
Plan for change |
22 Sep 2026 |
—
|
| MC1316231 |
(Updated) Microsoft Teams: Front-of-room view control for Webinars and structured meetings in Teams Rooms on Android
3 · Medium
Microsoft Teams
Major
|
Plan for change |
22 Sep 2026 |
—
|
| MC1438571 |
(Updated) Default visibility of additional profile card properties in Microsoft 365 profile cards
4 · Medium
Microsoft 365 suite
Major
|
Plan for change |
22 Sep 2026 |
—
|
| MC1269864 |
(Updated) Microsoft Teams: New chat sections for muted and meeting chats
4 · Medium
Microsoft Teams
Major
|
Plan for change |
21 Sep 2026 |
—
|
| MC1476319 |
Microsoft SharePoint: Changes to the FAQ web part authoring experience
3 · Medium
SharePoint Online
Major
|
Plan for change |
21 Sep 2026 |
—
|
| MC1421920 |
(Updated) Surveys agent retirement and transition to Copilot in Microsoft Forms
5 · High
Microsoft Forms
Major
|
Plan for change |
21 Sep 2026 |
—
|
| MC1429018 |
(Updated) Microsoft Teams: AI meeting archive file generation
4 · Medium
Microsoft Teams
Major
|
Plan for change |
21 Sep 2026 |
—
|
| MC1474111 |
Retirement of Microsoft 365 Companion apps
5 · High
Microsoft 365 suite
Major
|
Plan for change |
18 Sep 2026 |
—
|
| MC1474104 |
Microsoft Entra ID: Follow-up on SMS first-factor sign-in retirement and upcoming changes
8 · Critical
Microsoft Entra
Major
|
Plan for change |
18 Sep 2026 |
01 Feb 2027
|
| MC1473149 |
Loading Power Query data to Python in Excel Web: Retirement
5 · High
Microsoft 365 apps
Major
|
Plan for change |
16 Sep 2026 |
—
|
| MC1426371 |
(Updated) Microsoft Entra: Passkeys by default and retirement of Microsoft-provided SMS and voice authentication
5 · High
Microsoft Entra
Major
|
Plan for change |
15 Sep 2026 |
—
|
| MC1472429 |
Support for Office LTSC 2021, and additional apps will end on October 13, 2026
9 · Critical
Microsoft 365 suite
Major
|
Plan for change |
15 Sep 2026 |
13 Oct 2026
|
| MC1269210 |
(Updated) Classic Outlook: Retirement of people card expanded view
4 · Medium
Microsoft 365 apps
Major
|
Plan for change |
14 Sep 2026 |
—
|
| MC1466753 |
(Updated) Microsoft Word: Similarity Checker retirement
5 · High
Microsoft 365 apps
Major
|
Plan for change |
10 Sep 2026 |
—
|
| MC1469565 |
Microsoft Purview | Data Lifecycle Management - Graph API Support for archive mailboxes
8 · Critical
Microsoft Purview
Major
|
Plan for change |
09 Sep 2026 |
01 Oct 2026
|
| MC1469564 |
Microsoft Publisher: Reminder that support ends in October 2026
8 · Critical
Microsoft 365 apps
Major
|
Plan for change |
09 Sep 2026 |
01 Oct 2026
|
| MC1469557 |
[Whiteboard] Standalone app deprecation (Windows, Mobile)
5 · High
Microsoft OneDriveMicrosoft TeamsMicrosoft 365 apps
Major
|
Plan for change |
09 Sep 2026 |
—
|
| MC1467356 |
Deprecation for Manifest V2 (MV2) browser extensions support in Microsoft Edge
5 · High
Microsoft 365 suite
Major
|
Plan for change |
04 Sep 2026 |
—
|
| MC1166852 |
(Updated) Microsoft Viva Copilot Analytics launches new agent dashboard
4 · Medium
Microsoft Viva
Major
|
Plan for change |
03 Sep 2026 |
—
|
| MC1085133 |
(Updated) Microsoft Teams: Rule-based enablement of Microsoft 365 third-party apps in the Teams admin center
4 · Medium
Microsoft Teams
Major
|
Plan for change |
03 Sep 2026 |
—
|
| MC1466302 |
Project Online Essentials reaches End of Life on October 1, 2026: Action required
8 · Critical
Project for the web
Major
|
Plan for change |
02 Sep 2026 |
01 Oct 2026
|
| MC1197146 |
(Updated) Express voice enrollment in Microsoft Teams
4 · Medium
Microsoft Teams
Major
|
Plan for change |
02 Sep 2026 |
—
|
| MC1465773 |
Microsoft Viva Engage: Microsoft Entra permissions required for community and membership administration
7 · High
Microsoft Viva
Major
|
Plan for change |
01 Sep 2026 |
30 Sep 2026
|
| MC1465771 |
Microsoft Defender XDR: DLP alerts will be set as behaviors by default
4 · Medium
Microsoft Purview
Major
|
Plan for change |
01 Sep 2026 |
—
|
| MC1465764 |
Teams web client users will be redirected to teams.cloud.microsoft
4 · Medium
Microsoft Teams
Major
|
Plan for change |
01 Sep 2026 |
—
|
| MC1188222 |
(Updated) Microsoft Teams: Private chat for organizers and presenters in structured meetings, webinars, and town halls
4 · Medium
Microsoft Teams
Major
|
Plan for change |
01 Sep 2026 |
—
|
| MC1464926 |
Upcoming changes to classic publishing sites, classic user-created pages and custom scripting in SharePoint Online
5 · High
SharePoint Online
Major
|
Plan for change |
31 Aug 2026 |
—
|
| MC1230889 |
(Updated) Outlook for Windows report retirement in the Exchange admin center
8 · Critical
Microsoft 365 apps
Major
|
Plan for change |
28 Aug 2026 |
02 Nov 2026
|
| MC1462922 |
Admin app retiring in Teams, Outlook and Microsoft365.com
5 · High
Exchange OnlineMicrosoft 365 suiteMicrosoft Teams
Major
|
Plan for change |
27 Aug 2026 |
—
|
| MC1462469 |
Microsoft Teams and Google Calendar sync retirement
8 · Critical
Microsoft Teams
Major
|
Plan for change |
26 Aug 2026 |
01 Oct 2026
|
| MC1409304 |
(Updated) Microsoft Teams: Facilitator proactively detects and resolves knowledge gaps in meetings
4 · Medium
Microsoft Teams
Major
|
Plan for change |
26 Aug 2026 |
—
|
| MC1441775 |
(Updated) Microsoft Whiteboard: Retirement of legacy whiteboards and transition to OneDrive-backed whiteboards
5 · High
Microsoft Teams
Major
|
Plan for change |
25 Aug 2026 |
—
|
| MC1461158 |
Prepare for upcoming changes to the Excel Exchange connector
5 · High
Microsoft 365 apps
Major
|
Plan for change |
24 Aug 2026 |
—
|
| MC1447678 |
(Updated) Microsoft Exchange Online: Prepare for Exchange Web Services retirement with EWSAllowedAppIDs
8 · Critical
Exchange Online
Major
|
Plan for change |
24 Aug 2026 |
30 Sep 2026
|
