Some users may have been unable to access Microsoft OneDrive content and may have noticed delays or navigation errors

Title: Some users may have been unable to access Microsoft OneDrive content and may have noticed delays or navigation errors User impact: Users may have been unable to access OneDrive content and may have noticed delays or navigation errors. Final status: We’ve confirmed, following a period of monitoring service telemetry, that redirecting user traffic to alternate infrastructure successfully resolved the issue. Scope of impact: This issue impacted internal Microsoft users only. Start time: Sunday, July 12, 2026, at 10:20 AM UTC End time: Sunday, July 12, 2026, at 10:44 AM UTC Root cause: A section of SQL database infrastructure is performing below acceptable performance thresholds and resulting in impact. Next steps: We're analyzing performance data and trends on the affected infrastructure to help prevent this problem from happening again. This is the final update for the event.

Title: Some users may be unable to access Microsoft OneDrive content and may notice delays or navigation errors User impact: Users may be unable to access OneDrive content and may notice delays or navigation errors. Current status: We’ve identified that a section of SQL database infrastructure is performing below acceptable performance thresholds and resulting in impact. We’ve redirected user traffic to alternate infrastructure in attempt to restore the service. Scope of impact: This issue impacts internal Microsoft users only. Start time: Sunday, July 12, 2026, at 10:20 AM UTC Root cause: A section of SQL database infrastructure is performing below acceptable performance thresholds and resulting in impact. Next update by: Sunday, July 12, 2026, at 1:00 PM UTC

Title: Potential issues accessing Microsoft OneDrive content User impact: Users may be unable to access OneDrive content and may notice delays or navigation errors. Current Status: We're investigating a potential issue and checking for impact to your organization. We'll provide an update within one hour.