Microsoft Excel: File selector for Copilot Excel Agent

The new file selector for Excel Agent, rolling out worldwide from late May to late June 2026, allows users to easily browse and select files in one place while respecting existing permissions. It is enabled by default, requires no action, and aims to improve file selection efficiency. What and Why The file selector enables users to quickly find and select the files they want Excel Agent to process, all in one place. This improves the file selection experience by making it easier to locate relevant content and use Excel Agent more efficiently. Rollout Schedule General Availability (Worldwide): Rollout began in late May 2026 and is expected to complete by late June 2026. Impact on Your Organization Who is affected Users of Excel Agent Platforms/Services Microsoft Excel What will happen Users will see a new file selector when using Excel Agent:  View image in new tab Users can browse and select files in a centralized experience. The feature simplifies selecting files for processing. The feature is available by default. Existing file permissions are respected. Action Required/Recommendations No action is required. Recommended: Inform users about the new file selection experience. Update internal documentation if your organization documents. Learn more:  Frequently asked questions about Word, Excel, and PowerPoint Agents: Responsible AI FAQ | Microsoft 365 Copilot | Microsoft 365 | Microsoft Learn Get started with Word, Excel, and PowerPoint Agents in Microsoft 365 Copilot | Microsoft 365 Copilot | Microsoft 365 | Microsoft Learn Compliance considerations No compliance considerations identified. Review as appropriate for your organization. Message ID: MC1393810

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