.SHH File Extension
File TypeAdobe Photoshop Shadow/Highlight Settings file
What is an SHH file?
Settings file used by Adobe Photoshop, an image-editing program; stores the amount, tonal width, and radius values from 0 to 100% for shadows and highlights; also stores adjustment values for color correction, midtone contrast, and black and white clip; used for saving and loading the preset values.
The Photoshop Shadows/Highlights window can be opened by selecting. SHH files can be saved and loaded from this window.