Adjustments apply changes to an image or part of an image and, generally speaking, fall into three major groups: They modify tone, color, and black-and-white conversion.
Control the color and tone of an image with Photoshop Adjustment Layers. Adjustments are not filters — but if you’re a beginner it can be useful to think of them like that. Adjustments apply changes to an image or part of an image and, generally speaking, fall into three major groups: They modify tone, color, and black-and-white conversion.