Microsoft 365 Services were down affecting over 20,000 users; admins unable to log in to Microsoft 365 centers

Meanwhile, admins are not able to sign in.

2 min. read

Published onSeptember 13, 2024

published onSeptember 13, 2024

Share this article

Read our disclosure page to find out how can you help Windows Report sustain the editorial teamRead more

On September 12, Microsoft 365 services faced a downtime, affecting thousands of users. At least over 20,000 users reported the issue through various channels. The outage mainly impacted Outlook and other services.

Users took to social media to express their frustration, with some suggesting it could be an excellent excuse to take the day off. On Reddit, for instance, some argued thatMicrosoft hit another low point.

As of this writing, Microsoft has resolved the incident, “We’ve monitored our systems and confirmed that impact has been remediated. Please look for MO888473 in the admin centre for more details,” the company said inan update on Xvia the Microsoft 365 Status handle.

We’ve monitored our systems and confirmed that impact has been remediated.Please look for MO888473 in the admin center for more details.

The downtime report started at around 04:30 AM PDT and continued to spike up, mainly affecting Outlook.Ookla’s Downdetectorrecorded a spike in down reporting from over 20,000 users, “possibly related to issues in Microsoft Azure.”

However, even if the Microsoft services are up and running, admins seem to be unable to sign into the Microsoft 365 Admin centers.

We’re investigating reports of an issue in which admins are unable to access the Microsoft 365 admin center. We’re reviewing details provided by affected admins, and we’ll provide an update shortly.

Per Microsoft, the company has found out why, but it hasn’t provided a fix yet.

We identified and repaired an issue within the authentication flow for the Microsoft 365 admin center. We confirmed through monitoring service telemetry and via admin reports that the impact is resolved. See MO889001 in the admin center for more information.

The Redmond-based tech giant has been constantly hit with outages in 2024. Earlier this summer, the company was also the subject of one of the most significant tech blackouts in recent history.A Crowdstrike error affected millionsof Windows PCs simultaneously, rendering airports, healthcare institutions, and educational organizations helpless for a few days.

This is a developing story.

With KB5043178 to Release Preview Channel, Microsoft advises Windows 11 users to plug in when the battery is low#

Copilot in Outlook will generate personalized themes for you to customize the app#

Microsoft will raise the price of its 365 Suite to include AI capabilities#

Death Stranding Director’s Cut is now Xbox X|S at a huge discount#

Outlook will let users create custom account icons so they can tell their accounts apart easier#

Microsoft 365 Services were down affecting over 20,000 users; admins unable to log in to Microsoft 365 centers#

With KB5043178 to Release Preview Channel, Microsoft advises Windows 11 users to plug in when the battery is low

Copilot in Outlook will generate personalized themes for you to customize the app

Microsoft will raise the price of its 365 Suite to include AI capabilities

Death Stranding Director’s Cut is now Xbox X|S at a huge discount

Outlook will let users create custom account icons so they can tell their accounts apart easier

Microsoft 365 Services were down affecting over 20,000 users; admins unable to log in to Microsoft 365 centers