Af On; Eye Af; Af W/ Shutter (Still Image) - Sony ILCE-7S User Manual

[79] How to Use Using shooting functions

AF w/ shutter (still image)

Selects whether to focus automatically when you press the shutter button halfway down.
Select [Off] to adjust the focus and the exposure separately.
1. MENU → (Custom Settings) → [
Menu item details
On (default setting):
The auto focus operates when you press the shutter button halfway down.
Off:
The auto focus does not operate even if you press the shutter button halfway down.
Hint
When [ AF w/ shutter] is set to [Off], you can still use the [AF On] function.
[80] How to Use Using shooting functions

AF On

You can focus using any button instead of pressing the shutter button halfway down. The
settings for [Focus Mode] will be applied.
1. Select the desired key and assign the [AF On] function to it using MENU →
(Custom Settings) → [Custom Key Settings].
2. Press the key to which you have assigned the [AF On] function while auto-focus
shooting.
[81] How to Use Using shooting functions

Eye AF

Adjusting the focus
AF w/ shutter] → desired setting.
Adjusting the focus
Adjusting the focus