| MC1166852 |
(Updated) Microsoft Viva Copilot Analytics launches new agent dashboard
4 · Medium
Microsoft Viva
Major
|
Plan for change |
02 Oct 2026 |
—
|
| 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 |
—
|
| 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
|
| 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 |
—
|
| 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 |
—
|
| 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 |
—
|
| 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 |
—
|
| 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 |
—
|
| 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
8 · 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 |
—
|
| 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 |
—
|
| 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 |
—
|
| 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
|
| 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
|
| MC1459132 |
Microsoft Edge: Retirement of Windows Information Protection (WIP) and Microsoft Defender Application Guard (MDAG)
8 · Critical
Microsoft 365 suite
Major
|
Plan for change |
21 Aug 2026 |
24 Sep 2026
|
| MC1458479 |
SharePoint Page and News Post: Content Update flow in the FAQ web part will be retired
5 · High
SharePoint Online
Major
|
Plan for change |
21 Aug 2026 |
—
|
| MC1458474 |
Microsoft Entra ID: Retirement of custom CSS layout and positioning properties in company branding
8 · Critical
Microsoft Entra
Major
|
Plan for change |
21 Aug 2026 |
26 Oct 2026
|
| MC1255406 |
(Updated) Microsoft Purview | Data Security Triage Agent Summaries for DLP Alerts in Microsoft Defender XDR
4 · Medium
Microsoft Purview
Major
|
Plan for change |
17 Aug 2026 |
—
|
| MC1324286 |
(Updated) Microsoft Teams: Profanity filter disabled by default for live captions
4 · Medium
Microsoft Teams
Major
|
Plan for change |
17 Aug 2026 |
—
|
| MC1454390 |
Retiring Teams Shifts Connection cmdlets from Teams PowerShell Module
5 · High
Microsoft Teams
Major
|
Plan for change |
14 Aug 2026 |
—
|
| MC1454385 |
Microsoft OneNote: Retirement of Loop components in OneNote for the web
5 · High
Microsoft 365 apps
Major
|
Plan for change |
14 Aug 2026 |
—
|
| MC1454114 |
Microsoft Teams: Configure mandatory participant consent before joining meetings
4 · Medium
Microsoft Teams
Major
|
Plan for change |
13 Aug 2026 |
—
|
| MC1452374 |
Microsoft Exchange Online: Retirement of the Other features page in Exchange admin center
5 · High
Exchange Online
Major
|
Plan for change |
11 Aug 2026 |
—
|
| MC1449174 |
Microsoft Teams: Microsoft Teams live chat retirement
8 · Critical
Microsoft Teams
Major
|
Plan for change |
06 Aug 2026 |
05 Oct 2026
|
| MC1449170 |
Microsoft Edge: Retirement of default unload event support
8 · Critical
Microsoft 365 suite
Major
|
Plan for change |
06 Aug 2026 |
05 Sep 2026
|
| MC1325414 |
(Updated) Microsoft Entra ID SSPR will require registered authentication methods starting November 9, 2026
7 · High
Microsoft Entra
Major
|
Plan for change |
04 Aug 2026 |
06 Nov 2026
|
| MC1435782 |
Microsoft Entra ID: Retirement of custom CSS positioning properties in custom branding
5 · High
Microsoft Entra
Major
|
Plan for change |
31 Jul 2026 |
—
|
| MC1440980 |
(Updated) Microsoft Teams: Update the Teams mobile app to maintain Calendar functionality
8 · Critical
Microsoft Teams
Major
|
Plan for change |
31 Jul 2026 |
01 Oct 2026
|
| MC1442608 |
Microsoft SharePoint Embedded: Update to driveItem.webUrl behavior
4 · Medium
SharePoint Online
Major
|
Plan for change |
29 Jul 2026 |
—
|
| MC1117115 |
(Updated) Updates to custom scripting in sites and Classic Publishing site creation
4 · Medium
SharePoint Online
Major
|
Plan for change |
29 Jul 2026 |
—
|
| MC1418559 |
Action required: Retirement of EWS-based Personal Bookings controls (Microsoft Bookings)
8 · Critical
Microsoft Bookings
Major
|
Plan for change |
29 Jul 2026 |
04 Aug 2026
|