Sony ILCE-7M3 Help Manual page 119

When the F-value is greater than F11 in [Continuous Shooting: Hi+], [Continuous Shooting: Hi] or [Continuous Shooting: Mid]
mode, the focus is locked to the setting in the first shot.
The subject is not displayed in real-time on the monitor or viewfinder when shooting in [Continuous Shooting: Hi+] mode.
Continuous shooting is unavailable in the following situations:
The shooting mode is set to [Scene Selection] and a scene other than [Sports Action] is selected.
[Picture Effect] is set to [Rich-tone Mono.].
[DRO/Auto HDR] is set to [Auto HDR].
Related Topic
Displaying continuous shooting remaining time indicator (Cont. Shoot. Length)
Focus Mode
AEL w/ shutter (still image)
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