Software layout

hello I wanted to know how to have the same interface as the people in this video

Building Worlds in ‘Fortnite’ With Unreal Engine | Unreal Fest Online 2020 - YouTube 9:42

Thank you and good day

At 9:42 in that vid, they’re just sculpting using the landscape tool. It’s a default part of the engine.

The other thing you might mean, is the landscape auto material. There are lots of tutorials on that kind of thing on you tube: