Office 365 Monitoring - Service Outages
Read the latest updates, root causes, and resolutions on Microsoft Office 365 service outages.
Microsoft 365 (5)
On October 1st at roughly ~6:00 am UTC, Microsoft reported an issue where users were accessing their Exchange Online accounts via Outlook on the Web.
The initial investigation indicated that the issue was primarily affecting users based in India. However, shortly after Microsoft reported that they had collected additional data from the affected infrastructure and that the issue was affecting users worldwide.
On September 30th at roughly ~5:00 pm UTC, Microsoft reported an issue where users may be experiencing issues when attempting to access the Microsoft 365 admin center.
Many quickly began to confirm that they were experiencing the issue and express their frustration with the variety of Microsoft 365 services happening this week.
On September 29th at roughly ~2:15 pm UTC, Microsoft reported an issue where users may have been unable to connect to the Exchange Online service on their mobile devices.
Not long after their initial update and notice, Microsoft reported that they had determined that corrective actions taken to address a previous issue had impacted Exchange ActiveSync and Microsoft was applying a fix to mitigate the impact.
On September 29th at roughly ~9:00 am UTC, Microsoft reported an issue where users may be unable to access SharePoint Online and OneDrive for Business.
On September 28th at roughly ~9:45 pm UTC, Microsoft reported an issue affecting multiple Microsoft 365 services.
Updated as of Tuesday September 29th at 6:00 pm UTC. We will continue to update with the latest information on the outage.
Microsoft reported that they were working to identify the full impact and that they would provide more information shortly.
On September 21st at roughly ~12:30 pm UTC, Microsoft reported an issue with some users being able to load Power Apps forms.
Although Microsoft reported that they had implemented a fix, many reported that they were still experiencing issues.
On August 27th at roughly ~8:30 am UTC, Microsoft reported an issue with some users receiving test notifications on their mobile devices.
Several hours later at ~6:00pm, Microsoft reported that the issue was specifically affecting Android users and that they were working to apply a mitigation.
On August 24th at roughly ~5:30 pm UTC, Microsoft reported an issue with users being unable to access the Admin Portal.
Shortly after, they reported that they had identified that a recently-applied update may have been the source of the issue and that they were attempting to revert the updates to mitigate impact.
On August 19th at roughly ~3:30 pm UTC, Microsoft reported an issue with users being unable to join Teams meetings.
Shortly after, they determined that any user attempting to join a Teams meeting hosted in North America could be impacted by the issue. They also reported that they had re-routed traffic to an alternative environment and had seen some recovery.