Canon PIXMA MG2440 - Manual (Page 178)

Adjusting Images
You can make fine adjustments to the overall brightness, contrast, etc. of images.
1. Select the image(s) you want to adjust.
2. Click Correct/Enhance at the bottom of the screen.
The Correct/Enhance Images window appears.
3. Select the image you want to adjust from the Selected Images area.
The selected image appears in the Preview area.
Note
If only one image is selected, only the preview appears and the Selected Images
area does not appear.
4. Click Manual, then click Adjust.
5. Move the slider of each item to adjust the level.
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