Programming Microsoft Office 365 [ LIMITED × 2027 ]

Use the or Sideload option in the Agents Toolkit to launch the feature in your preferred Office application (e.g., Excel Online or Word desktop).

Open VS Code and click the icon in the Activity Bar. Select Create a New App and then choose Office Add-in . Select Task pane as the feature type. Programming Microsoft Office 365

: Use this file to ensure your feature matches the Office look and feel. 4. Implement Logic (JavaScript/TypeScript) Use the or Sideload option in the Agents

The toolkit will generate a project configured for Excel, Outlook, PowerPoint, and Word by default. 3. Build the User Interface (HTML/CSS) Select Task pane as the feature type

: Located in src/taskpane/ , this file contains the markup for your feature's interface. You can add buttons, input fields, or status displays here.

: Sign up for a free Microsoft 365 Developer subscription to get a renewable 90-day sandbox with sample data.