How to Edit the Navigation:

1. Navigate to the Divi Theme Builder.
2. Edit the Global header (pencil icon).
3. Hover over the logo Image Module and click on the settings icon (gear).
4. In the image settings box, hover over the image and click the gear icon. 
5. Either choose an image from the media library or click on the Upload Files tab and upload a photo of your choosing for use as your logo.(Don’t have a logo? Check out our “How to Turn Your Name into a Simple Logo Placeholder” tutorial.)
6. Resize the image as necessary by going to the design tab, opening the sizing settings, and adjusting the “width” setting. 
7. Make sure to adjust sizing in all views (Desktop, Tablet, and Phone) by clicking between the icons situated above the Width Sizing slider. 
8. Click on the green check mark when you are done.
9. When you’ve finished editing a page, click save in the bottom right hand corner.
10. Exit the Global header editor.
11. When you are finished editing the Navigation, click on the green “Save Changes”/”All Changes Saved” button in the top left corner.