Genesis - Missing layout options
Genesis 3.1 moved the individual post and page layout options into a new Gutenberg block editor module. We'll show you where to find it!
1. Open a page or post where you want to change the layout.
2. Look for the Genesis "G" symbol at the top right corner of your screen and click on it.
3. Once opened, the Genesis module looks like this:
4. The layout options can be selected under the "Layout" title in the Genesis module.