Canon PIXMA MG2440 - Manual (Page 28)

Note
Select Select All from the Edit menu to select all people.
In Expanded display
When you click a name displayed below People, or double-click a person in the People
view, the view switches to the expanded display of People and the images registered to
the person appear as thumbnails.
Note
Select Select All from the Edit menu to select all images.
Unregistered People View (Images)
When you click Unregistered People, the view switches to Unregistered People and
images detected as a result of image analysis appear as thumbnails.
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