What is .SHH file extension?
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 Image ? Adjustments ? Shadows/Highlights.... SHH files can be saved and loaded from this window.
You can see a list of software programs here on www.easyfileopener.org that can open this file type so that you don’t need to search for it on the web. You can then open your file with this extension using a software listed below.