The new Acumatica 5.0 features :

Fresh new look. It’s a brand new design that’s cleaner, smoother, flatter, but still very familiar. You’ll feel at home.
Made it easier to customize the look & feel of the application. The new UI is an improved way for you to navigate to your data.  Using lists that are completely editable and can be easily personalized without any programming!

And many other changes to the user interface that you will increase your productivity, craft a beautiful user experience, that makes your life easier!