Use these steps to support network settings on the Alcatel IDOL 4S.

 

 

 

APN & data settings

  1. Swipe left on the home screen to the Apps tray.
  2. Tap Settings.
  3. Tap Network & wireless.
  4. Tap Cellular & SIM.
  5. Tap SIM settings.
  6. Under Internet APN, tap Default APN > Apply to set to default.
  7. If no default is available, tap +Add an Internet APN and use the following settings:
    • APN: fast.t-mobile.com
    • User name: [blank]
    • Password: [blank]
    • Type of sign-in info: None
    • IP type: IPv4v6XLAT
    • Use this APN for LTE and replace the one from my mobile operator: [unchecked]
    • Proxy server: [blank]
    • Proxy port: [blank]
  8. To set up MMSC settings, tap Add MMS APN and and use the following settings:
    • APN: fast.t-mobile.com
    • User name: <Not set>
    • Password: <Not set>
    • Authentication type: <Not set>
    • WAP gateway (URL): <Not set>
    • WAP gateway port: <Not set>
    • MMSC (URL): http://mms.msg.eng.t-mobile.com/mms/wapenc
    • MMSC port: <Not set>
    • Maximum MMS size: 1MB
    • IP type: IPv4/IPv6
  9. Tap Save.

 

Manual network selection

The device detects and registers on wireless networks inside T-Mobile’s calling area, but roaming networks are usually restricted to T-Mobile SIM cards. You can manually select a network only in areas where T-Mobile does not own GSM spectrum.

  1. Swipe left on the home screen to the Apps tray.
  2. Tap Settings.
  3. Tap Network & wireless.
  4. Tap Cellular & SIM.
  5. Tap SIM settings.
  6. Tap Search for networks.
  7. Wait while the device searches for networks.
  8. Tap the desired network from the drop-down box.
  9. Tap OK.

 

Switch 2G / 4G

  1. Swipe left on the home screen to the Apps tray.
  2. Tap Settings.
  3. Tap Network & wireless.
  4. Tap Cellular & SIM.
  5. Tap SIM settings.
  6. Tap the the Highest connection speed drop-down.
  7. Tap one of the following:
    • LTE
    • 4G
    • 2G

 

Turn on / off airplane mode

Airplane mode turns off wireless connections. This allows app and menu use, but prevents voice or Internet use.

  1. Swipe left on the home screen to the Apps tray.
  2. Tap Settings.
  3. Tap Network & wireless.
  4. Tap Cellular & SIM.
  5. Tap SIM settings.
  6. Tap the switch to on or off.

 

Turn on / off data roaming

  1. Swipe left on the home screen to the Apps tray.
  2. Tap Settings.
  3. Tap Network & wireless.
  4. Tap Cellular & SIM.
  5. Tap SIM settings.
  6. Tap the Data roaming options drop-down.
  7. Tap one of the following:
    • don't roam
    • roam

 

Turn on / off mobile data

  1. Swipe left on the home screen to the Apps tray.
  2. Tap Settings.
  3. Tap Network & wireless.
  4. Tap Cellular & SIM.
  5. Tap SIM settings.
  6. Tap the Data connection switch to on or off.

 

Turn on / off VoLTE

  1. Swipe left on the home screen to the Apps tray.
  2. Tap Settings.
  3. Tap Network & wireless.
  4. Tap Cellular & SIM.
  5. Tap SIM settings.
  6. Tap the IMS Registration switch to on or off.