Canon PowerShot A720 IS User Manual page 32

I
Various Shooting Methods _
97
To Cancel the Manual Focus
Press the MF button and use the ÷ or _1, button to select []
(Normal).
Not available in _ or _ modes.
Using the Manual Focus in Combination with
the Auto Focus (Safety MF)
First, manualfocus is used to roughly focus, then from that focus
position the camera automatically focuses more accurately.
_] Not available in _ or _ mode.