[. . . ] We hope you will enjoy your high-quality mobile communication experience. Important: Your phone is a unibody device, so the back cover and battery are not removable. If your phone isn’t working normally, try to restart it by pressing and holding the Power key for at least 7 seconds until the startup screen appears. If your phone develops a serious error and can’t be restored by restarting it, you may need to restore factory settings by pressing and holding the Power key and Volume up key until the startup screen appears. Press the Volume up/down key to select ―factory reset‖ in the system recovery menu and finally press the Power key to confirm. [. . . ] To check the network connection you are using, drag down notification panel and touch to access Settings, then touch More. . . \Mobile networks\ Access Point Names. To create a new access point A new GPRS/EDGE/3G network connection can be added to your phone with the following steps:  Drag down notification panel and touch to access Settings.  Touch More. . . \Mobile networks\ Access Point Names  Then touch Menu icon and touch New APN.  When finished, touch Menu icon and touch Save. To activate/deactivate Data roaming When roaming, you can decide to connect/disconnect to a data service.  Drag down notification panel and touch to access Settings\More. . . \Mobile networks.  Mark/Unmark the Data roaming checkbox to activate or deactivate data roaming.  When Data roaming is deactivated, you can still perform data exchange with a Wi-Fi connection (refer to ―6. 1. 2 Wi-Fi‖). 79 6. 1. 2 Wi-Fi Using Wi-Fi, you can connect to the Internet when your phone is within range of a wireless network. To turn Wi-Fi on and connect to a wireless network  Drag down notification panel and touch to access Settings.  Touch Wi-Fi, the detailed information of detected Wi-Fi networks is displayed in the Wi-Fi networks section. If the network you selected is secured, you are required to enter a password or other credentials (you may contact your network operator for details). When finished, touch Connect. 80 To activate notification when a new network is detected When Wi-Fi is on and the network notification is activated, the Wi-Fi icon will appear on the status bar whenever the phone detects an available wireless network within range. The following steps activate the notification function when Wi-Fi is on:  Drag down notification panel and touch to access Settings.  Mark/Unmark the Network notification checkbox to activate/ deactivate this function. To add a Wi-Fi network When Wi-Fi is on, you may add new Wi-Fi networks according to your preference.  Enter the name of the network and any required network information. When successfully connected, your phone will be connected automatically the next time you are within range of this network. To forget a Wi-Fi network The following steps prevent automatic connections to networks which you no longer wish to use. • In the Wi-Fi screen, touch & hold the name of the saved network. • Touch Forget network in the dialog that opens. 81 6. 2 Browser. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Using Browser, you can enjoy surfing the Web. To access this function, touch Application tab from the Home screen, then touch Browser. To go to a web page On Browser screen, touch the URL bar at the top, enter the address of the web page. [. . . ] When I select a number from my contacts, the number cannot be dialed  Make sure that you have correctly recorded the number in your file.  Make sure that you have selected the country prefix when calling a foreign country. I am unable to add a contact in my contacts  Make sure that your SIM card contacts are not full; delete some files or save the files in the phone contacts (i. e. My callers are unable to leave messages on my voicemail  Contact your network operator to check service availability. [. . . ]