Rooting is required as a must to use certain features (mentioned on the Buy Now page). You can refer to the link below for a rooting your target Android device;
http://www.androidcentral.com/root
https://www.kingoapp.com/
NOTE : These are the renowned and reliable links for a rooting forum. However, these are just for assistance purpose and has been taken from web. We do not accept any liability for this forum. Customers can also search web for alternate links according to their liking.