Programming Microsoft Office 365 [ 2026 Update ]

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

The feature will appear as a button in the ribbon or a side panel. Alternative: AI-Generated Features Programming Microsoft Office 365

: Use Visual Studio Code as your primary editor. : Use this file to ensure your feature

: Sign up for a free Microsoft 365 Developer subscription to get a renewable 90-day sandbox with sample data. Alternative: AI-Generated Features : Use Visual Studio Code

: You might write a function to get the current selected text in Word and replace it with a generated summary. 5. Sideload and Test To see your feature in action:

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.