1- There must have credit/ balance on your line.
2- they must have activated mobile data and 3G.
3- If you have android 4.0 below, must rooting your phone.
4- If you want with one click rooting your phone, you must enter the following link: ROOTING
PROCESS OF INSTALLATION AND SETUP
– Must download 2 applications of Play Store:
– First: OpenVPN Connect.
– Second: EasyOvpn-Plugin of OpenVPN
– They must first open the second applications,to download a server which will use to have free internet.
– When you open the applications you will see several flags of countries in which you must select one or the one that best connect.
-After clicking CONNECT they will get a notice like this, where you have to tick and agree to complete and connect to the internet for free.