Each modern model mobile phone somehow has access to the Internet. Some devices support only simple managers online communication, smart phones also provide an almost ideal connection to the network and the operation of many applications. For these reasons, the settings of most smartphones by default, allow you to have the device open access to the Internet to download the necessary updates. Be careful for this phone, if you have limited or expensive Internet traffic or low battery, because resources can come to an end without your knowledge.
Smart phones equipped with built-in receiver Wi-Fi connectivity allow you to surf the Internet via Wi-Fi if within access is activated the device. First set the priority of Wi-Fi if you don't want to use mobile data while connected to the Internet. To activate this function on the "wireless Settings", "Select access point", etc. depending on brand of phone. In settings Wi-Fi enable notifications when available wireless networks, if you need it. To conserve battery power, turn off Wi-Fi when this function is not used.
Section "configure wireless networks", "Mobile network" or "Mobile Internet" allows you to configure access to the network via GPRS. Uncheck the "Enable packet data" to turn off the Internet. When you exit the network check box will be inactive and on the phone screen disappears, an icon representing Internet included.
Enter the application settings. See "update Notifications" set the options for downloading updates from the Internet: enable/disable (apps are updated independently), only wifi, packet data. If updates are found, the system will request your permission to work on the Internet. Allow update only when connected to wifi and when the battery is charged sufficiently.