Canon PIXMA MG2440 - Manual (Page 297)

Move the Brightness slider to the left to darken and right to brighten the image.
Move the Contrast slider to the left to decrease and right to increase the contrast
of the image.
Tone
Adjusts the brightness balance by specifying Highlight (the brightest level),
Shadow (the darkest level), and Midtone (the color in the middle of Highlight and
Shadow).
Move the Highlight slider to the left to brighten the image.
Move the Midtone slider to the left to brighten and right to darken the image.
Move the Shadow slider to the right to darken the image.
Color Balance
Adjusts the vividness and color tone of the image.
Move the Color Balance slider to the left or right to emphasize the corresponding
color.
Defaults
Resets all adjustments.
Close
Closes the Advanced Adjustment dialog.
Note
The Brightness and Contrast values set in Adjust do not change even if the
brightness and color tone are adjusted in the Advanced Adjustment dialog.
Defaults
Resets each adjustment (brightness, contrast, sharpness, blur, and show-through
removal).
Reset Selected Image
Restores the corrected, adjusted, or enhanced image to the original uncorrected,
unenhanced, or unadjusted state.
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