Regardless of the plugin you choose, landscaping involves millions of polygons. Always use or Proxy display modes within these plugins to keep your 3ds Max viewport fluid while working.
: Import your contour splines, select them, and use the plugin to bridge them into a clean 3D mesh. It allows you to adjust sea level and polygon density. 3ds max landscape plugin
Keep terrains, scattering assets, and target surfaces on separate 3DS Max layers. Regardless of the plugin you choose, landscaping involves