- Right-click a SmartArt graphic.
- Select Format SmartArt, and then select Shape Options.
- In the right pane, select Size & Properties, and then select Alt Text.
- Type a description and a title.
TIP: Include the most important information in the first line, and be as concise as possible.
For more hints and guidelines for writing good alt text, visit the page Writing for Accessibility: Alt Tags and Long Descriptions.