How to enable Palm motion in Samsung Galaxy Grand2(SM-G7102)?

a). Tap on Apps icon as shown below.

b). Tap on Settings icon and then tap on Controls as shown below.

c). Now tap on Palm motion under Controls.

d). Enable Palm motion by dragging the Switch towards right.

e). Now tap on Capture screen and then tap on Try it for more support.

f). Now tap on Mute/Pause and then tap on Try it for more support.