We're working on simplifying the app, but here are some visuals to make it easier.
In the red box above, it shows you the icon to find on your phone or tablet. See the blue icons just above, for how it appears on iPhone.
Find your "+" icon in your menu to "Add to Home Screen" and click it.
It will open this new window, allowing you to rename the App if you like. CLICK "ADD" in the upper right corner, and the app icon should now be ready on your desktop.