LandscapeLayerSample node not working in a Material Layer Blend asset

Using UE4.26, as title, the LandscapeLayerSample node is not working in a Material Layer Blend asset. If it works, it could a great workflow for Landscape Material compared to the traditional Material Functions layers workflow for Landscape.

Material Layers is not supported for Landscape
I’ve been asking in the Material Layers feedback thread but so far I’ve gotten no answer