1. From the Home screen, press .2. Tap [Settings] ® [Wireless & networks] ® [Mobile networks].3. Turn off the [Data enabled] checkbox.Enabling data roamingWhen data roaming is enabled, you may be able to use another mobile network operator’s network for dataconnections. This can be useful when you are outside of the range of your operator’s network. Note thatdata transmission charges may apply, and some apps on your phone may use data connections withoutnotifying you. Contact the mobile network operator for more information.1. From the Home screen, press .2. Tap [Settings] ® [Wireless & networks] ® [Mobile networks].3. Turn on the [Data roaming] checkbox.• Mobile network data connections must be enabled in order to select this option.Connecting to Wi-Fi networksIf your phone is within range of a Wi-Fi access point, such as a wireless router, you can access the Internetwirelessly using your phone’s Wi-Fi features. When your phone is connected to a Wi-Fi access point,appears in the status bar and indicates the approximate signal strength, and your phone uses the Wi-Ficonnection to access the Internet (as opposed to using the 2G or 3G mobile data connection).Turning on Wi-Fi1. From the Home screen, press .2. Tap [Settings] ® [Wireless & networks] ® [Wi-Fi].Note• When Wi-Fi is turned on, the phone can continue to use its mobile data connection, but the phonewill use the Wi-Fi connection when it is available.• If you turn Wi-Fi off, the phone will automatically switch to the mobile data connection. In this case,note that data transmission charges may apply.Connecting to a Wi-Fi network1. From the Home screen, press .2. Tap [Settings] ® [Wireless & networks] ® [Wi-Fi settings].3. Select a Wi-Fi network.• If the desired Wi-Fi network is not displayed, you may need to enter the network name (SSID). See“Adding a Wi-Fi network manually” (page 22) for more information.4. Enter the password if you are connecting to a secure Wi-Fi network.Note• After you connect to a Wi-Fi network, your phone will automatically connect to the network the nexttime it is within range.• After you move out of range of a Wi-Fi network, it may take some time for the phone to re-connectautomatically once the phone is within range of that Wi-Fi network again.• Some Wi-Fi networks require you to access a web page or enter a user name and password in orderto access the network. Consult the network administrator for more information.Adding a Wi-Fi network manuallySome Wi-Fi networks do not broadcast their availability. In this case you need to enter the name of thenetwork (also called the “network SSID”) as well as the network’s password. Consult the network systemadministrator for more information.22 User GuideConnecting to networks