How to enable Smart stay in Samsung Galaxy Grand2(SM-G7102)?
STEP 1. GETTING STARTED
a). Tap on Apps icon as shown below.
b). Tap on Settings icon and then tap on Controls as shown below.
STEP 2. ENABLING SMART STAY
c). Now tap on Smart screen under Controls.
d). Enable Smart stay by tapping on the Check box as shown below.
e). Now, Smart stay is enabled displaying message on Smart stay functions.