change the background settings like lighting and distance of the abject from camera. And choose the settings like mode (Time Value (tv), Aperture Value (Av) and Manual) also the ISo, Aperture, Focal Length and Shutter speed and click “Snap Photo”, and check the out put.
In Tv (Time value) mode, you to set the shutter speed while the camera sets the aperture/f-stop. In Av (Aperture value) mode, you set the aperture/f-stop while the camera sets the shutter speed. M mode is fully manual—you’re on your own
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