Priority Set In Af-S; Priority Set In Af-C - Sony ILCE-6500 Manual

Menu item details
On:
Auto focusing starts when you look through the Electronic Viewfinder.
Off:
Auto focusing does not start when you look through the Electronic Viewfinder.
Hint
[ Eye-Start AF] is available when an A-mount lens and a Mount Adaptor (LA-EA2, LA-EA4) (sold
separately) are attached.
[42] Shooting Auto focus

Priority Set in AF-S

Sets whether to release the shutter even if the subject is not in focus when [Focus Mode] is set
to [Single-shot AF], [DMF] or [Automatic AF] and the subject is remaining still.
MENU →
1
Menu item details
AF:
Prioritizes focusing. The shutter will not be released until the subject is in focus.
Release:
Prioritizes the shutter's release. The shutter will be released even if the subject is out of focus.
Balanced Emphasis:
Shoots with a balanced emphasis on both focusing and shutter release.
[43] Shooting Auto focus

Priority Set in AF-C

Sets whether to release the shutter even if the subject is not in focus when the continuous AF is
activated and the subject is in motion.
(Camera Settings1) → [Priority Set in AF-S] → desired setting.