Canon EOS 5D Mark IV L-series Zoom Lens Kit Owner's Manual

Page of 865
3
 Custom Function SettingsN
490
Live View shooting area display
C.Fn3
When the aspect ratio (p.310) for Live View shooting is set to [4:3], 
[16:9], or [1:1], you can set the display method for the image area.
 : Masked
 : Outlined
Dial direction during Tv/Av
C.Fn3
 : Normal
 : Reverse direction
Dial turning direction when setting the shutter speed and aperture 
can be reversed.
In the <a> shooting mode, the turning direction of the <6> and 
<5> dials will be reversed. In other shooting modes, the turning 
direction of only the <6> dial will be reversed. The <5> dial’s 
turning direction in the <a> mode and the turning direction to set 
the exposure compensation in the <d>, <s>, and <f> mode 
will be the same.
Custom Controls
C.Fn3
You can assign often-used functions to camera buttons or dials 
according to your preferences. For details, see page 495.