FindElevationSurfaceLayer Method
Find an elevation surface layer
var surfaceLayers = map.GetElevationSurfaceLayers();
var surfaceLayer = surfaceLayers.FirstOrDefault(l => l.Name == "Surface2");
surfaceLayer = map.FindElevationSurfaceLayer(layerUri);
Target Platforms: Windows 11, Windows 10
ArcGIS Pro version: 3 or higher.