Ready to see your Masthead in action? To view changes you’ve made to your navigation menus, click Preview in the top right corner of the page. This will open the following prompt:
To see your interactive preview on your SharePoint site, copy the URL of your site into the space provided and click Preview.
Once clicked, you should be directed to a new window in your browser that looks something like this:
And that’s it! Once your preview is open, you’ll be able to navigate through the menus you created and get a sense of how your Masthead will operate.