Nikon D750 DSLR Camera (Body Only) - Manual (Page 126)

98
A
ML-L3 Remote Controls
If you will be using an ML-L3 remote control, select a remote control
mode (
Delayed remote , Quick-response remote , or Remote mirror-
up ) using the Remote control mode (ML-L3) option in the photo
shooting menu ( 0 193). Note that if you are using an ML-L3 remote
control, pictures will be taken in “Time” mode even when “Bulb”/ A
is selected for shutter speed.