Is Microsoft Office 365 Down?

Microsoft Office 365 status is a major outage

Users' contact lists are being unexpectedly duplicated. More details & updates
Active Outage - started about 1 month ago

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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.

Stats for Microsoft Office 365 outages in the last 30 days

Number of Outages


Average Downtime

0 mins

Total Downtime

0 mins

Since last incident

36 days

Users reports for Microsoft Office 365 in the last 12 hours

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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

Users' contact lists are being unexpectedly duplicated 

We've received reports where 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

Users encounter latency in Microsoft Teams meetings if a webcam background is selected

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

Users may see an error screen when starting Microsoft Teams

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

Some users' sent email appears in the Sent folder but isn't received by recipients

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

Users may be unable to sign up or sign in to Microsoft Teams

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.

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Major · 3 months ago · lasted about 1 hour

Some users' Microsoft Team desktop application is failing to launch

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

Some users may see spam and phish email messages being delivered to their inboxes

We're analyzing system logs to isolate the origin of this issue and reviewing options to remediate the impact. 

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Frequently Asked Questions

Is Microsoft Office 365 down right now? What is Microsoft Office 365 current status?
Microsoft Office 365 seems to be having an outage. Check more details on the top of the page.
Was Microsoft Office 365 down today?
Microsoft Office 365 seems to be having problems. You can check the incident details on the top of the page. In the last 24 hours there was 0 outages.
I'm having issues with Microsoft Office 365, but the status is OK. What's going on?
There are a few things you can try:
  • Check the official status page for more information.
  • Check the Twitter account for more information.
  • Check on the top of the page if there are any reported problems by other users.
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