1. From the home screen, tap Settings.
   Note: To optimize battery life, turn Wi-Fi off when not in use.
   
2. Tap Wi-Fi.
   
3. Tap the Wi-Fi swtich to turn on or off.
   Note: Data transmitted over a Wi-Fi network does not count toward your AT&T data plan, and will not be billed.
   
4. Tap the desired wireless network.
   
5. Enter the required network password, then tap Join.
   
6. When connected, the Wi-Fi icon will appear in the Status bar.