Canon PIXMA MG2440 - Manual (Page 196)

Blurring the Background
You can blur the background to emphasize the subject or specific areas.
Note
Areas may not be specified as intended depending on how you surround them.
This filter is suitable for photos in which the subject is clearly distinguished from the
background.
1. Select the image(s) you want to enhance.
2. Select (an) image(s), then click Special Filters at the bottom of the
screen.
The Special Image Filters window appears.
3. Select the image you want to enhance from the Selected Images area.
The selected image appears in the Preview area.
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