1. Unzip "Helios_S1_Landscape".
2. Drag the "LandscapeMaterials" folder to your project content folder in File Explorer, or, if you unzipped there, drag "AdditionalResources" to a different location.
3. In Landscape mode, click new -> import, and import the main island heightmap from "additional resources"
4. Assign "MI_Helios_Base" as your material.
5. Assign the correct Layer-Weight textures to their corresponding slots in the Landscape tab.
6. Set world partition grid size to 1, and your landscape scale to 128, 128, 100, and your location to 0, 0, 100.
7. Build the landscape.