WI-FI 18Using Wi-FiIf you are not sure what your key or passphrase (WEP or WPA encryption)is, please refer to your router documentation. (For T-Mobile routers see"Get Security Key" on page 25.4. Save the network when prompted. After the network saves to your SavedNetworks list, you automatically connect to that network each time you arewithin range (see "Saved Networks" on page 22 for additionalinformation).You are connected to your first Wi-Fi network and can begin making calls using Wi-Fior your regular T-Mobile GSM network.To access all of the Wi-Fi features on your phone, go to Menu > Settings > Wi-Fi.If the Tutorial does not display on your phone, see Connecting to Wi-Fi Networkssection in this manual.Using Wi-FiOnce set up for Wi-Fi connectivity, your phone automatically uses Wi-Fi, whenavailable, for all your mobile phone services. You can simply use your phone in anormal manner; there is nothing special you need to do. Your phone switchesautomatically between Wi-Fi and cellular whenever it's necessary to maintain yourconnection, whether your phone is idle or on an active call. When connected to Wi-Fi, the signal bars change and the wireless network name displays in the upper leftof the idle screen as shown in the following illustration.