Outage in Microsoft 365
Users' Microsoft 365 Copilot document editing prompts may fail in the Microsoft Word desktop app and web clients
Resolved Minor
October 13, 2026 - Started about 22 hours ago
- Lasted about 2 hours
Incident Report
Summary AI Generated
**Microsoft 365 Copilot document editing prompts failed in Microsoft Word desktop and web clients** for approximately 2.4 hours on October 13, 2026, affecting any user attempting to use Copilot prompts within Word. Microsoft identified increased traffic as a likely contributing factor through service health telemetry analysis. The incident remained under active investigation with no confirmed resolution noted within the provided updates.
Title: We're looking into a potential problem impacting Microsoft 365 Copilot Chat
User impact: We're checking for potential impact to your users.
Current status: We're investigating a potential issue impacting Microsoft 365 Copilot Chat and checking for impact to your organization. We'll provide an update within 30 minutes.
User impact: We're checking for potential impact to your users.
Current status: We're investigating a potential issue impacting Microsoft 365 Copilot Chat and checking for impact to your organization. We'll provide an update within 30 minutes.
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Latest Updates ( sorted recent to last )
about 20 hours ago - at 10/13/2026 07:53PM
Title: Users' Microsoft 365 Copilot document editing prompts may fail in the Microsoft Word desktop app and web clients
User impact: Users' Microsoft 365 Copilot document editing prompts may fail in the Microsoft Word desktop app and web clients.
Current status: We've identified a trend of increased traffic through our analysis of service health telemetry that we believe may be contributing to this event. We're continuing our investigation to confirm our theory and develop our next steps.
Scope of impact: This issue may impact any user who is attempting to complete Copilot prompts in the Word desktop app or Office for the web. This information may be updated as our investigation continues.
Next update by: Tuesday, October 13, 2026, at 10:00 PM UTC
about 21 hours ago - at 10/13/2026 06:38PM
Title: Users' Microsoft 365 Copilot document editing prompts may fail in the Microsoft Word desktop app and web clients
User impact: Users' Microsoft 365 Copilot document editing prompts may fail in the Microsoft Word desktop app and web clients.
Current status: We're investigating service health telemetry to determine why these prompts are failing to complete.
Scope of impact: This issue may impact any user who is attempting to complete Copilot prompts in the Word desktop app or Office for the web. This information may be updated as our investigation continues.
Next update by: Tuesday, October 13, 2026, at 8:00 PM UTC
about 22 hours ago - at 10/13/2026 06:14PM
Title: We're looking into a potential problem impacting Microsoft 365 Copilot Chat
User impact: We're checking for potential impact to your users.
Current status: We're investigating a potential issue impacting Microsoft 365 Copilot Chat and checking for impact to your organization. We'll provide an update within 30 minutes.
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