Microsoft 365 Alert – Service Degradation – Microsoft 365 suite – Users may be unable to access multiple Microsoft 365 services – RESOLVED

Announcements Sourav Nandi

25/01/2023 08:45:00 AM (GMT)

NHSmail Reference : INC33984600

Microsoft Reference : MO502273

Issue Status : RESOLVED

Issue Description : Users may be unable to access multiple Microsoft 365 services.

More Information : Microsoft has received reports that the following services are impacted:

-Microsoft Teams
-Exchange Online
-Outlook
-SharePoint Online
-OneDrive for Business
-Microsoft Graph
-Power BI
-Microsoft 365 admin portal
-Microsoft Intune
-Microsoft Defender for Cloud Apps, Identity and Endpoint.

Final Update :25/01/2023 16:30:00 PM – Microsoft has confirmed, after a period of monitoring, that the majority of impacted services have been recovered and remain stable. They are investigating some potential impact to the Exchange Online Service when connecting through Outlook on the web. For further information on the impact to the Exchange Online service please see EX502694 in the Service Health Dashboard.

Scope of impact : Any user serviced by the affected infrastructure may be unable to access multiple Microsoft 365 services.

Root Cause : A wide-area networking (WAN) routing change is causing impact to the multiple services.