Canon POWERSHOT S100 User Manual page 101

You can choose a specific person's face to focus on and then shoot.
Register 22, to the _,NG button
FUNC.
(p. 187).
[ Enter Face Select mode.
Point the camera toward the face of the
subject and press the FUNC,RING button.
After [Face Select : On] appears, a face
frame [ ÷ will appear around the face
detected as the main subject.
Even if the subject moves, the face frame
÷ will follow the subject within a certain
range.
If a face is not detected, _ ] will not
appear.
Choose t hefacetofocus on.
If you press the FUNC,RING button, the face frame
"- ÷ will move to another face detected by
the camera.
When the frame has made a full circuit of
all detected faces, [Face Select : Off] will
appear, and the AF frame mode screen will
reappear.
....... Shoot.
Press the shutter button halfway. When
the camera focuses, [- _ will change into
Press the shutter button fully to shoot.
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