This color balance control, which also lets you adjust image contrast and brightness, is the most colorful window of all the Photoshop dialogue boxes with its series of preview images.
If the Variations command is missing from the Adjust sub-menu check that the Variations plug-in module has been installed.
(See Blending modes)
If you buy Photoshop in Adobe’s Creative Suite bundle you have access to this new feature which helps you be more productive when working with other team members on projects. With Version Cue, you create, Watercolor manage and locate different versions of your project files and share them in a multi user environment that protects them from being accidentally overwritten.