Autofocus Mode - Nikon Coolpix L31 Reference Manual

Autofocus Mode

Enter shooting mode M d button M D menu icon M Autofocus mode M k button
Set how the camera focuses in movie mode.
Option
A Single AF
(default setting)
B Full-time AF
Focus is locked when the b (e movie-record) button is pressed to
start recording.
Select this option when the distance between the camera and the
subject will remain fairly consistent.
Camera focuses continuously.
Select this option when the distance between the camera and
subject will change significantly during recording. The sound of the
camera focusing may be heard in the recorded movie. Use of Single
AF is recommended to prevent the sound of the camera focusing
from interfering with recording.
Description
E55