There are many advanced features for you to use to edit your image.
1. The Image->Adjust menu.

1. Brightness
Slide the box to the right for a lighter image, and to the left for a darker one.

2. Contrast
Slide the box to the left or right to adjust the contrast.

3. Gamma
Move each slider bar to the left or right to adjust the Gamma.

4. Hue/Saturation
Move each slider bar to the left or right to adjust the Hue or Saturation.

2. Image->Descreen
Use this to remove the halftone pattern that is picked up when you scan a newspaper or magazine.
3. Image->Sharpen
4. Image->Image Size
Adjust the appropriate boxes to change the size of the image.
