Anthropic incident

Microsoft Office add-in availability

Informational Resolved Upstream link ↗ Archived record

Started

July 22, 2026 at 05:56 PM UTC

Duration

1d 21h

Resolved

July 24, 2026 at 03:36 PM UTC

Updates timeline

Identified Jul 22, 05:56 PM UTC

Users who installed the following add-ins may experience issues accessing the add-in functionality: Claude by Anthropic for PowerPoint, Claude by Anthropic for Word, and Claude by Anthropic for Excel. To regain immediate access to Claude for Microsoft 365, install the add-in here: https://marketplace.microsoft.com/en-us/product/office/wa200010725
Resolved Jul 24, 03:36 PM UTC

This issue has been resolved.

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