M365 Service Status (3 degradations at 2025-06-20 04:10)
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Users may be unable to delete add-ins that were deployed with Optional or Available methods in Exchange Online
Start Time: 2025-01-01 09:00(JST)
Last Update: 2025-06-20 04:09(JST)
Next Update By: 2025-06-21 04:00(JST)
Status: Service Degradation
Affected Service: Exchange Online
This issue specifically affects the new Outlook experience and
Outlook on the web connection methods.
Users can apply the following workarounds: access the classic Outlook experience
to delete add-ins, or access the classic add-in store by navigating to the
following page within Outlook on the web:
https://outlook.office365.com/mail/inclientstore
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Users may see failures when interacting with bot-linked actions within adaptive cards in Microsoft Teams
Start Time: 2025-06-05 09:00(JST)
Last Update: 2025-06-13 04:58(JST)
Next Update By: 2025-06-14 07:00(JST)
Status: Service Degradation
Affected Service: Microsoft Teams
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Some users may experience inconsistent behavior with the ‘Track email and document open rates’ feature
Last Update: 2025-06-09 08:57(JST)
Next Update By: 2025-06-09 10:00(JST)
Status: Service Degradation
Affected Service: Exchange Online
Affected users may see error messages or the ‘Track email and
document open rates’ feature in the Viva Insights Add-in for Outlook not
appearing despite meeting the criteria of having at least five recipients and
being sent from a user mailbox hosted on Exchange Online with a valid service
plan. This feature is available to users with the MyAnalytics (Full) service
plan included in Office 365 E5.
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Users may be unable to search for email or calendar items in Groups in Exchange Online
Start Time: 2025-06-08 04:00(JST)
Last Update: 2025-06-20 02:09(JST)
Status: Service Restored
Affected Service: Exchange Online
This issue may have impacted any Groups search in the new Outlook
desktop client and Outlook on the web; however, it could also have affected
additional connection methods where this feature was available. Specifically,
when a user entered text into the search bar limited to a Group, no results were
returned and there was no indication that the search action had been processed.
This occurred whether a user pressed “Enter” or clicked on the search icon after
entering text. General Outlook search was not affected.
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Users may have received an error message when sending requests to Microsoft 365 Copilot Chat
Start Time: 2025-06-19 01:04(JST)
Last Update: 2025-06-19 10:29(JST)
Status: Service Restored
Affected Service: Microsoft Copilot (Microsoft 365)
Affected users may have received an error message like the following:
“Sorry, I wasn’t able to respond to that. Is there something else I can help
with?”
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Some users may be intermittently unable to see search results in SharePoint Online sites
Start Time: 2025-06-13 01:30(JST)
Last Update: 2025-06-19 03:35(JST)
Status: Service Restored
Affected Service: SharePoint Online
Alternatively, search results may have taken up to five seconds to
load.
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Users will see failures when performing any operations using the Office 365 Outlook connector
Start Time: 2025-06-17 06:50(JST)
Last Update: 2025-06-17 10:52(JST)
Status: Service Restored
Affected Service: Microsoft 365 suite
The following services were affected by this event:
– Copilot Studio
– Power Automate
– Power Apps
– Logic Apps
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Office 365 Outlook connector operation failures
Last Update: 2025-06-17 10:11(JST)
Status: Service Restored
Affected Service: Power Platform
The following services were affected by this event:
– Copilot Studio
– Power Automate
– Power Apps
– Logic Apps
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A subset of users may experience issues with various Microsoft 365 services
Start Time: 2025-06-17 06:45(JST)
Last Update: 2025-06-17 09:20(JST)
Status: Service Restored
Affected Service: Microsoft 365 suite
We’ve confirmed that impact occurred, though was not limited, to the
following services:
Exchange Online
– Users may have been unable to access their Exchange Online mailboxes
– Admins may have been unable to provision Exchange Online mailboxes
Microsoft Teams
– Users may have been unable to create group scenarios, including chats,
channels, and Teams
-Users’ status information may have been stale
Microsoft Purview and Microsoft Defender for Office
– Users may have faced intermittent authentication failures when attempting to
access solutions tabs and features in Microsoft Purview and Defender portal
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Some users opening SharePoint Online or Microsoft OneDrive-hosted files in File Explorer may be unable to autosave files
Start Time: 2025-05-26 09:00(JST)
Last Update: 2025-06-17 01:58(JST)
Status: Service Restored
Affected Service: Microsoft OneDrive
This specifically affected users opening files within Microsoft 365
apps, such as Word or Excel. Users that have access to Microsoft 365 for the web
apps may have used these clients to retain expected autosave functionality.
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Users may be unable to use Python advanced analysis in Microsoft Copilot for Excel
Start Time: 2025-06-10 03:19(JST)
Last Update: 2025-06-14 01:27(JST)
Status: Service Restored
Affected Service: Microsoft Copilot (Microsoft 365)
When users attempted to use Python advance analysis in Copilot for
Excel, they may have received an error which stated: “Whoops, I’m not able to
understand this yet. Is there something else I can do to help?”
Additionally, when users attempted to use the preset prompt, “Get deeper
analysis results using Python,” they may have encountered an endless progress
bar and the prompt wouldn’t complete.
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Some users may be unable to join some Teams Walkie Talkie channels
Start Time: 2025-05-27 09:00(JST)
Last Update: 2025-06-14 01:43(JST)
Status: Service Restored
Affected Service: Microsoft Teams
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Intermittent slowness and errors with authentication features
Start Time: 2025-06-13 01:00(JST)
Last Update: 2025-06-13 09:50(JST)
Status: Service Restored
Affected Service: Microsoft 365 suite
Authentication related features that may have experienced impact:
– Admins may have been unable to add Multifactor Authentication (MFA) sign-in
methods to users
– Users may have experienced errors when attempting to perform self-service
password resets
– Users may have experienced issues when viewing or registering authentication
methods in MySignIns
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Some users may be unable to start a chat with a distribution group within Microsoft Teams
Start Time: 2025-06-05 12:29(JST)
Last Update: 2025-06-13 02:30(JST)
Status: Service Restored
Affected Service: Microsoft Teams
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Investigating user reports of Microsoft 365 issues
Last Update: 2025-06-13 05:06(JST)
Status: False Positive
Affected Service: Microsoft 365 suite
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Some users may be unable to open some SharePoint Online and Microsoft OneDrive lists in Microsoft Lists
Start Time: 2025-06-10 03:47(JST)
Last Update: 2025-06-13 02:18(JST)
Status: Service Restored
Affected Service: SharePoint Online
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Users may encounter delays or timeout errors when accessing Exchange Online using multiple connection methods
Last Update: 2025-06-12 07:46(JST)
Status: False Positive
Affected Service: Exchange Online
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Some users in North America may not be able to perform various actions in Outlook
Last Update: 2025-06-12 03:50(JST)
Next Update By: 2025-06-12 05:00(JST)
Status: False Positive
Affected Service: Exchange Online
Impacted actions may include:
– Signing into Outlook
– Sending or receiving email messages
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Some users may intermittently receive timeouts or response failures from Microsoft Copilot (Microsoft 365)
Start Time: 2025-06-10 11:00(JST)
Last Update: 2025-06-11 03:18(JST)
Status: Service Restored
Affected Service: Microsoft Copilot (Microsoft 365)
Users in Europe who attempted to use Copilot received a higher rate
of errors.
Impacted Copilot scenarios included but were not limited to:
– Copilot in Microsoft 365 apps
– Microsoft 365 Copilot Chat
– Microsoft Graph
– Agent creation
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Users may have been shown the same meeting room repeatedly when selecting ‘Add Location’ to a Microsoft Teams meeting
Start Time: 2025-04-08 12:07(JST)
Last Update: 2025-06-10 06:32(JST)
Status: Service Restored
Affected Service: Microsoft Teams
Users may have been shown repeated meeting rooms when selecting ‘Add
Location’ to a Microsoft Teams meeting from the Microsoft Teams calendar, even
when the provided room was outside the building room list.
Users were able to schedule meetings in the correct meeting room using the
Outlook calendar while we worked to resolve this issue.
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Some users may intermittently be unable to access, or may experience latency with various Microsoft 365 services
Start Time: 2025-06-09 10:31(JST)
Last Update: 2025-06-10 05:49(JST)
Status: Service Restored
Affected Service: Microsoft 365 suite
This issue affected a small subset of users intermittently and most
users would likely have not encountered this issue. Affected users may have seen
the following error message while attempting to access impacted services, “503
Service Temporarily Unavailable”. Examples of some impacted Microsoft 365
services were Microsoft Fabric, Power BI, and SharePoint Online. Additionally,
Microsoft Defender for Cloud Apps was affected specifically when users or admins
leveraged Conditional Access App Control (CAAC) actions.
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Potential issues accessing mailboxes via one or more connection methods
Last Update: 2025-06-09 10:54(JST)
Status: False Positive
Affected Service: Exchange Online
