Samsung EV-NXF1ZZB1QUS - Manual (Page 61)

My Camera >
Shooting modes
60
Program Shift
Program Shift function lets you adjust the shutter speed and aperture
value while the camera maintains the same exposure. Press [I] to
select the shutter speed and aperture value and press [C/F] to adjust
the aperture value. The shutter speed will change according to the
aperture value.
Minimum shutter speed
Set the shutter speed not to be slower than the selected speed. However, if
an optimal exposure value cannot be achieved because the ISO sensitivity
reached the maximum ISO value that is set by Auto ISO Range, shutter
speed may be slower than the selected minimum shutter speed.
To set the minimum
shutter speed, In Shooting mode, press [m] ĺ b ĺ Minimum
Shutter Speed ĺ an option.
‡ This feature is available only when the ISO sensitivity is set to Auto.
‡ This feature is available only in Program or Aperture Priority mode.