For more information on layered textures, see Layered textures.
To use a layered texture in your shader graph
To re-order the layers in the Layered Texture Attribute Editor, middle-mouse button drag the layer swatch.
Experiment with different modes to select the result that best suits you. For more information about the blend modes and other Layered Texture attributes, see Layered texture.
For example, connect the Out Color output of Layered Texture to the Color input of Blinn.
To change a layer’s texture attributes, select the texture node in the shader graph to access that texture’s attributes.