1-The root is a method that gives you privileges Administrator or Super User in your Android device. There are certain applications that require access to the home directory, called the Root Directory, which you can only access "rooteando" previously the phone or tablet. The term comes from the English word with the same name and it means 'root', a clear nod to you get to the root of the terminal. Taking this concept clear, if you want you can learn to rooting your device.
2-If your device is root, you can install an application called Adaway, which allows you to block all types of advertisements and commercials. This not only applies to games, but to install any application or web browser itself. Just download Adaway and from the settings menu you can configure it quickly and to your liking.
3-But if your device is not root, do not worry, there are solutions, though it will take longer to set. There are applications like Adblock Plus, you have to install and configure to remove most advertisements appear.
4-The problem for applications without root is locked by default only a percentage of advertising, at least in wifi connections, but you can set a total blockade. To do this go to your Android to 'Settings' - 'Wifi'-' Modify network '-' Advanced '(may slightly change the names), and in' proxy settings 'select' Manual 'and type in the name' localhost 'and port' 2020 '. Save, close all browsers and re-enter. You will see that advertising has disappeared.