1. Go to Guide
2. In the sidebar navigation click on the Customize design icon
3. Click the Customize button under the theme you want to update
4. In the Settings panel, click Home page elements
5. We have enabled the option to have icons for up to eight categories
6. To replace an icon you can click on the Replace link under the icon in the left sidebar and choose a new icon for that category
7. Click the Publish button to save your changes