Microsoft incident · via Microsoft consumer products
Some users may see failures when accessing Microsoft Copilot
Resolved after 3 hours 44 minutes, affecting Microsoft Copilot, on May 14, 2026.
User impact: Users may have seen failures when accessing Microsoft Copilot. More info: Users may be presented with a 401-error response code. Final status: We've completed a deployment to roll back to the most recent stable version of the service. Through our service side telemetry, we've confirmed that the service has been restored to a healthy level. Start time: Thursday, May 14, 2026, at 1:16 PM UTC End time: Thursday, May 14, 2026, at 5:00 PM UTC This is the final update for this event.
Affected components
Update timeline
- monitoring May 14, 2026, 05:09 PM UTC
User impact: Users may see failures when accessing Microsoft Copilot More info: Users may be presented with a 401-error response code. Current status: We're investigating a potential issue with Microsoft Copilot and checking for impact to users. We'll provide an update within 30 minutes.
- resolved May 14, 2026, 05:43 PM UTC
User impact: Users may have seen failures when accessing Microsoft Copilot. More info: Users may be presented with a 401-error response code. Final status: We've completed a deployment to roll back to the most recent stable version of the service. Through our service side telemetry, we've confirmed that the service has been restored to a healthy level. Start time: Thursday, May 14, 2026, at 1:16 PM UTC End time: Thursday, May 14, 2026, at 5:00 PM UTC This is the final update for this event.
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