Canon PIXMA MG2440 - Manual (Page 173)

Note
The enhancement level can be changed by moving the slider displayed below
Digital Face Smoothing.
When the cursor is moved over the image, the shape of the cursor changes to
(Cross).
6. Drag to specify the area you want to correct, then click OK that appears
over the image.
Skin in and around the specified area is enhanced beautifully and the (Correction/
Enhancement) mark appears on the upper left of the image.
Note
You can also drag to rotate the selected area.
Click
(Display Comparison Screen) to display the images before and after
the enhancement side by side in a separate window so that you can compare
and check the result.
Click Undo to undo the last operation.
7. Click Save Selected Image or Save All Corrected Images.
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