On April 20, 2023, at approximately 7:56 AM ET, Microsoft tweeted via their account @MSFT365status that they were investigating an issue accessing Microsoft 365 online apps and Microsoft Teams Admin Center.
For system administrators and IT professionals who have access to the Microsoft Admin Center, the service incident number to reference was OO544150.
We're investigating access issues with Microsoft 365 Online apps and the Teams admin center. Further information can be found under OO544150 within the Microsoft 365 admin center.
— Microsoft 365 Status (@MSFT365Status) April 20, 2023
Feedback and responses from the Twitter community were immediate, many voicing complaints and frustration as they unable to access their email and other communications. Frustration also lingered as there was an Admin Center issue a little over a month ago. Many users shared alternative solution by access email via Outlook.office365.com/mail/ or using different devices.
https://t.co/JYnsfPsSHg
— Joey (@Thebrainiyak) April 20, 2023
This should help get you to your O365 email takes a few minutes
At 8:24 AM ET, approximately 30 minutes from their first message, Microsoft tweeted a second message updating users that they moved communications to MO544165 to target all impacted customers
We've moved the communications for OO544150 under the new service incident MO544165 to target all the impacted customers. We're currently investigating errors within caching infrastructure. Please follow MO544165 in the Microsoft 365 admin center for more information.
— Microsoft 365 Status (@MSFT365Status) April 20, 2023
With this update, the community provided more alternative solutions:
Working direct links to M365:
— Andrew McAllister (@andrewmcdotca) April 20, 2023
Word: https://t.co/GG8fVzhCMt
Excel: https://t.co/z8JVhImRG7
PowerPoint:https://t.co/Y9mdgFxYev
OneNote:https://t.co/1pZqclfK2J
Planner/Tasks:https://t.co/C2ifU6SrS9
Over the course of the day, Microsoft provided updates until the problem was resolved.
We’ve reverted a recent service update and have begun to add further processing throughput within the affected environment. We’re monitoring telemetry to determine whether service improves following these actions. Further details are in https://t.co/EdTvCQNMih under MO544165.
— Microsoft 365 Status (@MSFT365Status) April 20, 2023
We're investigating high CPU utilization on the components which process back-end navigation feature APIs. Further details are under MO544165 in the admin center. As the admin center currently does not appear within the Waffle, use https://t.co/EdTvCQNMih to access the service.
— Microsoft 365 Status (@MSFT365Status) April 20, 2023
We're investigating high CPU utilization on the components which process back-end navigation feature APIs. Further details are under MO544165 in the admin center. As the admin center currently does not appear within the Waffle, use https://t.co/EdTvCQNMih to access the service.
— Microsoft 365 Status (@MSFT365Status) April 20, 2023
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