Samsung SGH-T769 User Manual Ver.uvlb4_f7 (English(north America)) - Page 221

Tap Data roaming again to remove the green check mark and deactivate the feature. Access Point Names To access a wireless access point: ᮣ Press ➔ and then tap (Settings) ➔ Wireless and network ➔ Mobile networks ➔ Access Point Names. A list of the Access point names display. The active access point displays a bright green, filled circle to the right of the name. Network mode You can configure your phone to either manually detect and use either a 2G (GSM) or 3G (WCDMA) data network connection. ᮣ Press ➔ and then tap (Settings) ➔ Wireless and network ➔ Mobile networks ➔ Network Mode. Using the 4G Network To confirm you are always using the fastest possible connection, the phone has an automatic detection method where it finds both the fastest and most stable connection/communication method. This phone is capable of using either 4G/3G services for this connection. Note: WCDMA is only available on the 4G network. 1. Press ➔ and then tap (Settings) ➔ Wireless and network ➔ Mobile networks ➔ Network Mode. 2. Tap GSM/WCDMA (Auto mode). A check mark displays next to this option to indicate that it is active. This is the default mode for this phone. Using the 2G (EDGE) Network If you are not using applications that require the 3G network speed (any application that accesses the network or uses a browser), using the 2G network saves battery life. 1. Press ➔ and then tap (Settings) ➔ Wireless and network ➔ Mobile networks ➔ Network mode. 2. Tap GSM only. A check mark displays next to this option to indicate that it is active. Note: Connecting to 2G networks slows the data transfer speed and time. Changing Your Settings 217