Divi theme lets you add a small logo in your top header and menu combo bar. You are limited with a small logo, it can site on the left, right or top center of your website.
By default the logo stays in part with the the navigation menu.
To add a logo, go to Divi in the WordPress dashboard > Theme Options.
Now on top of the general settings, you will see the Logo field.
Click on upload and it will load up the image uploader. You can then pick a logo from your computer.
Upload and click save changes on top of the Divi settings page.
Check out your website.
Watch this video tutorial which shows you how to add a logo in Divi theme:
You can’t add any text as the header. You have to choose an image form, otherwise the default divi logo will show up. You can resize your logo by clicking onto theme customizer.