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

3

 Customizing AF FunctionsN

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You can set the AI Servo AF’s starting AF point for when the AF area 
selection mode is set to Auto selection AF.

AI Servo AF will start with the 
manually-selected AF point when the 
AF operation is set to AI Servo AF and 
the AF area selection mode is set to 
Auto selection AF.

If you switch from Manual select.:Spot AF, Manual selection:1 pt AF, 
Expand AF area:

, or Expand AF area:Surround to Auto selection 

AF, AI Servo AF will start with the AF point that was manually 
selected before the switch. Useful if you want AI Servo AF to start 
with the AF point that was selected before the AF area selection 
mode was switched to Auto selection AF.
After setting the AF area selection mode to Auto selection AF with the 
[83: Custom Controls] menu’s [Metering and AF start] (p.500), 
[Switch to registered AF func.] (p.502) or [Register/recall 
shooting func] (p.508), during shooting with Manual select: Spot AF, 
Manual selection: 1 pt AF, Expand AF area:

, or Expand AF area: 

Surround, you can press the assigned button to start shooting with 
Auto selection AF set for the AI Servo AF using the last used AF point 
as the initial AF point.

The AF point which AI Servo AF starts with is set automatically to suit 
the shooting conditions.

When [Manual

 AF pt] is set, AI Servo AF will start with the zone 

that corresponds to the manually-selected AF point even if you switch AF 
area selection mode to Zone AF or Large Zone AF.