The Smudge tool is used to smudge a specific area of an image. The effect created is similar to smudging wet paint.
In the Tool Options pane, customize the Smudge tool:
Brush Size: Drag the Brush Size slider to adjust the size of the Smudge tool brush. Hold down thekey to extend the range of the Brush Size slider beyond 100%. You can also manually enter a value from 0% to 200%.
Tip: You can use theand keys on your keyboard to change the size of the Smudge tool brush.
Softness: Drag the Softness slider to adjust the softness of the edges of the Smudge tool brush. With softer edges, the smudged areas will usually blend in better with the rest of the image.
Strength: Drag the Strength slider to adjust the intensity of the smudging effect.
Brush over an area in your image to smudge it.
Show Original: Click the Show Original button or press+ on your keyboard to see what the image looked like before you smudged anything in it.
Click Reset to discard all the current changes made with the Smudge tool.