Microsoft Office Tutorials and References
In Depth Information
Adjust Picture Brightness
Open a presentation in PowerPoint.
Select a picture that needs brightness or contrast
In the Ribbon, click the Format/Picture Tools (Drawing
Tools for shapes and WordArt) tab. In the Adjust group,
click Brightness or Contrast.
Figure 9-17: Adjust the brightness and contrast in a picture
Photo Credit: PhotoSpin
Select your desired brightness or contrast percentage
from the drop-down palette to adjust the brightness or
contrast of the image.
To fine-tune your adjustment, click Picture Correction
Options. In the Format Picture dialog box, drag the
Brightness or Contrast slider right to lighten or increase
contrast, and left to darken or decrease contrast.
Your picture’s contrast and/or brightness is adjusted, as
shown in Figure 9-17.