Verifying and Updating APN & Data Settings:

  1. While on the home screen, press the "Menu" key
  2. Tap "Settings"
  3. Go to "More settings"
  4. Select "Mobile networks"
  5. Tap "Access Point Names"
  6. If available, press the "T-Mobile US" APN. If unavailable, press the "Menu" button and select "New APN"
  7. Verify and update these settings for the Data APN:

    • Name: T-Mobile US
    • APN: epc.t-mobile.com
    • Proxy: <Not set>
    • You can also set: 216.155.165.050
    • Port: <Not set>
    • You can also set: 8080
    • User name: <Not set>
    • Password: <Not set>
    • Server: <Not set>
    • MMSC: http://mms.msg.eng.t-mobile.com/mms/wapenc
    • MMS proxy: <Not set>
    • You can also set: 216.155.165.050
    • MMS port: <Not set>
    • You can also set: 8080
    • MCC: 310
    • MNC: 260
    • Authentication type: <Not set>
    • APN type: <Not set> OR Internet+MMS
    • APN protocol: IPv4/IPv6
    • Enable/disable APN: <greyed out unless there are multiple APN's>
    • Bearer: Unspecified

  8. Press the "Menu" button on your device
  9. Tap "Save"
  10. Select the APN profile that you wish to use.

Selecting a Network Manually:

  1. From the home screen, press the "Menu" button on your device
  2. Tap "Settings"
  3. Select "More settings"
  4. Tap "Mobile Settings"
  5. Tap "Network operators" > "Search now"

Switching between 2G and 4G Bands:

  1. Tap the "Menu" button while on the home screen
  2. Go to "Settings" and select "More settings"
  3. Tap "Mobile networks"
  4. Press "Network mode"
  5. Select one of the following band settings:

    • GSM / WCDMA (auto connect)
    • GSM only (2G only setting)
    • WCDMA only


Enabling / Disabling Airplane Mode:

Note: Airplane mode will disable any wireless connections. When Airplane mode is enabled, you are able to use apps and menus, but you will not be able to make phone calls or access the internet

  1. Press the "Menu" button while on the home screen
  2. Select "Settings" then tap "More settings"
  3. To enable / disable "Airplane Mode", tap the checkbox associated with this feature.
  4. Press "OK" to confirm


› See More: Samsung Galaxy Exhibit: Network Management (APN & data, 2G / 4G, Airplane mode)