Canon EOS-1D X Mark III DSLR Camera (Body Only) - Manual (Page 388)

Other Menu Functions
Live View shooting
These descriptions apply to menus only available in Live View Shooting.
[ 1]
Continuous AF
This function keeps subjects generally in focus. The camera is ready to focus immediately
when you press the shutter button halfway. Note that fewer shots are available when set to
[
Enable ], because the lens is driven continuously and battery power is consumed.
[ 5]
Limit AF methods
You can limit the AF methods available to those that you will use. Select AF methods and
press <
> to add a checkmark [ ] and make them available. Select [ OK ] to register the
setting. For details on AF methods, see Selecting the AF Method (Live View Shooting) .
Caution
The [ ] mark cannot be removed from [ 1-point AF ].
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