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Current Microsoft 365 suite status is UP

Title: Users may be intermittently unable to access the Microsoft Purview Portal or access their Exchange Online mailboxes

User impact: Users may be intermittently unable to access the Microsoft Purview Portal or access their Exchange Online mailboxes.

More info: For Microsoft Purview Portal impact, users may experience intermittent errors, time outs, and unauthorized responses when accessing the Microsoft Purview Portal. Additionally, users' Microsoft Purview policies may be delayed when propagating.

For Exchange Online impact, affected users may be intermittently unable to access Exchange Online through any of the following connection methods:

- Outlook on the web
- Outlook desktop client
- Representational State Transfer (REST) API
- Exchange ActiveSync (EAS)

Current status: We've identified an issue with the Microsoft Purview and Exchange Online service in which a recent update to code that facilitates memory allocation increase resulted in high Central Processing Unit (CPU) usage on a portion of SQL infrastructure, causing impact.
Our deployment of the fix for this issue is continuing and we're monitoring its progression while it saturates the affected infrastructure to resolve the issue.

Scope of impact: Some users may intermittently be affected by this issue when attempting to access their mailboxes from any connection method in Exchange Online or when attempting to access the Microsoft Purview Portal.

Start time: Wednesday, July 24, 2024, at 4:11 PM UTC

Root cause: A recent update to code that facilitates memory allocation increase resulted in high Central Processing Unit (CPU) usage on a portion of SQL infrastructure, causing impact.

Next update by: Thursday, July 25, 2024, at 6:30 AM UTC

Title: Users may be unable to access various Microsoft 365 apps and services

User impact: Users may be unable to access various Microsoft 365 apps and services.

Current status: We're investigating reports of issues in which users are unable to access various Microsoft 365 apps and services. We're looking into the cause of this incident and the best mitigation pathway forward. We will provide an update within 30 minutes.

Title: We're investigating a potential issue

User impact: We're investigating user impact associated with this event.

Current status: We're investigating reports of an issue that appears to be affecting various Microsoft 365 apps within the Japan region. We will provide an update within 30 minutes.

Title: Some users' Microsoft 365 service apps for Mac may be shutting down unexpectedly and reinstalled by Microsoft Intune

User impact: Users' Microsoft 365 service apps for Mac may be shutting down unexpectedly and reinstalled by Microsoft Intune.

More info: This issue affects the following Microsoft 365 desktop apps for Mac: AutoUpdate, Defender, Excel, OneNote, PowerPoint, OneDrive, Outlook, and Microsoft Teams. Users that have access to the corresponding mobile or web apps can use these to bypass the problem while we address this impact.

Current status: We've investigated this issue and identified that a recent configuration change may be causing some users' Microsoft 365 service apps to shut down and reinstall. We've developed and are validating a configuration change fix that we expect will correct this disruptive configuration and remediate impact.

Scope of impact: Any user attempting to utilize any Microsoft 365 service desktop app for Mac may be affected by this event.

Root cause: A recent configuration change may be causing some users' Microsoft 365 service desktop apps for Mac to shut down and reinstall.

Next update by: Thursday, July 11, 2024, at 11:00 PM UTC

Automated recovery features have restarted the impacted components and telemetry shows that the service is recovering. We're monitoring the service to confirm resolution and in parallel, we're investigating the underlying cause of the issue.

This quick update is designed to give the latest information on this issue.