Issues reported with Claude add-ins. Reinstallation may be necessary.
Issues with Microsoft Office add-ins
Original: Microsoft Office add-in availability
Importance: ユーザーに即影響を及ぼす障害情報であるため。
Summary
On July 22, 2026, it was identified that users who installed the add-ins 'Claude by Anthropic' for Microsoft Office may experience issues accessing functionality. This may impact the use of Claude in PowerPoint, Word, and Excel. To resolve the issue, users are advised to reinstall the add-in for Microsoft 365.
Key Points
- Issues accessing Claude add-ins
- Affects PowerPoint, Word, and Excel
- Reinstallation recommended
- Immediate impact on existing users
- Solution available on Microsoft Marketplace
View developer notes (APIs, breaking changes, migration)
Issues have been reported with the 'Claude by Anthropic' add-ins for Microsoft Office. The affected add-ins include those for PowerPoint, Word, and Excel, requiring users to reinstall them. The specific technical background of this issue has not been disclosed, but proper installation guidelines can be found on the Microsoft Marketplace.
Source: https://status.claude.com/incidents/yc7mr2gvl914
Outlet: Anthropic Status
This article is an AI-generated summary (OpenAI GPT-4o-mini) of publicly available information from Anthropic, OpenAI, Google, Meta, Mistral, DeepSeek, Sakana, and other vendors. The original source URL is always provided in accordance with fair-use citation requirements. Summaries are AI-generated and may contain mistranslations or misinterpretations. Always verify details with the original source.