Outage hits Exchange Admin Center, Microsoft 365 apps like Outlook may be down

Microsoft Exchange logo blue and Microsoft Outlook logo blue on dark grey background

Microsoft has confirmed that Exchange Admin Center is down and this means certain Microsoft 365 services like Outlook may not be accessible. The company confirmed this via its official Microsoft 365 Status X handle. As such, users will be unable to access such Outlook features and services. The company has informed that you can get status updates regarding the progress of the bug on the Microsoft 365 Admin Center portal with issue ID "EX1051697".

We're investigating an issue with accessing the Exchange Admin Center (EAC). Further details can be found under EX1051697 in the Service Health section of the M365 Admin Center.
— Microsoft 365 Status (@MSFT365Status) April 9, 2025

The official Microsoft 365 Service Health Status website currently lists there is no issue with "everything up and running". However, the page will likely be updated soon to reflect the situation.

A user was able to work around the issue:

We were able to get around the HTTP error 500 by navigating to https://t.co/7emfk9LiUJ
— MArty Terrebonne (@terrm274) April 9, 2025

We will update the post once more details are available.

Update, April 9th, 10.35 EST: Microsoft says the issue may be worsening as it is "investigating an increase in errors within the service"

We’re investigating an increase in errors within the service and reviewing recent changes to the service as a potential cause. Further details can be found in the admin center under EX1051697.
— Microsoft 365 Status (@MSFT365Status) April 9, 2025

Update, April 9th, 22.30 EST: Microsoft provided further updates on the issue, confirming the workaround found by the user and deploying a consequent fix:

We've confirmed that admins can use https://t.co/y0FRgYVEuD
to access EAC as a workaround. Further details can be found in the admin center under EX1051697.
— Microsoft 365 Status (@MSFT365Status) April 9, 2025

We've deployed a configuration change to redirect user requests to a working URL and we're seeing positive results. We'll monitor the service to ensure it has successfully recovered. For more details, please see EX1051697 in the admin center.
— Microsoft 365 Status (@MSFT365Status) April 9, 2025

After an extended period of monitoring, we've confirmed that the service has successfully recovered following our fix. Further details can be found in the admin center under EX1051697.
— Microsoft 365 Status (@MSFT365Status) April 9, 2025