IsDown continuously monitor the official Microsoft Office 365 status page for ongoing outages. Check the stats for the latest 30 days and a list of the last Microsoft Office 365 outages.
Number of Outages
0
Average Downtime
0 mins
Total Downtime
0 mins
Since last incident
36 days
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Major · started about 1 month ago
Users' contact lists are being unexpectedly duplicated
We're continuing to work on the cleaning up process for the remaining duplicate contacts. Affected users can manually remove the duplicate contacts before our clean up process is complete by following the instructions in the above workaround article link.
Major · about 1 month ago · lasted about 1 hour
We've received reports where Outlook.com users who sync their contact lists with Microsoft Teams are seeing unexpected. We're making a configuration change to stop the creation of these duplicate contacts and we'll have a timeline for remediation by our next communications update.
Major · about 1 month ago · lasted about 3 hours
We've deployed our fix to resolve the offending configuration issue to the bulk of the affected environment and are standing by for final confirmation that the impact is resolved.
Major · about 1 month ago · lasted 2 days
We've initialized the final stages of our rollback process and expect the issue will be resolved by the time of our next scheduled update. We'll continue to monitor internal telemetry closely so we can provide definitive confirmation that the impact has been remediated.
Major · about 2 months ago · lasted 4 days
We've identified a method to expedite our operation to apply the script to procedurally unblock, replay, and deliver the remaining impacted messages, and the process is in its final stages. Once complete, we'll test to confirm that all affected messages were delivered and impact is remediated.
Major · 2 months ago · lasted about 4 hours
We've identified an issue with a portion of infrastructure responsible for facilitating sign-ups and sign-ins to Microsoft Teams that is performing below the expected service threshold. We're working to allocate additional resources to help establish connections and remediate impact.
Major · 3 months ago · lasted about 1 hour
We've been alerted to an issue in which some users may be unable to open Microsoft Teams desktop application and we're reviewing telemetry to better understand the context of the issue.
Major · 3 months ago · lasted about 1 hour
We're analyzing system logs to isolate the origin of this issue and reviewing options to remediate the impact.
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