Network, APN, VoLTE: LG Optimus L90

Use these steps to support network settings on the LG Optimus L90.

 

 

 

APN & data settings

  1. From any Home screen, tap the Menu key.
  2. Tap System settings.
  3. If necessary, tap the Menu key to switch to list view.
  4. Tap Tethering & Networks.
  5. Tap Mobile networks.
  6. Select the Data enabled check box to it turn on.
  7. If roaming outside the T-Mobile network:
    1. Select the Data roaming check box.
    2. Review the Attention message.
    3. Tap OK to confirm.
  8. Tap Access point names.
  9. Tap the Menu key.
    • To create a new APN, tap New APN.
    • To reset the APN settings, tap Reset to default.
      • Note: An APN must be created first in order to reset the APN to default.
  10. Verify and update the following settings for the Data APN:
    • Name: T-Mobile US LTE
    • APN: fast.t-mobile.com
    • Proxy: <Not set>
    • Port: <Not set>
    • Username: <Not set>
    • Password: <Not set>
    • Server: <Not set>
    • MMSC: http://mms.msg.eng.t-mobile.com/mms/wapenc
    • MMS proxy: <Not set>
    • MMS port: <Not set>
    • MMS protocol: WAP 2.0
    • MCC: 310
    • MNC: 260
    • Authentication type: <Not set>
    • APN type: <Not set> OR Internet+MMS
    • APN protocol: IPv4/IPv6
    • APN roaming protocol: IPv4
    • Enable/disable APN: <greyed out unless there are multiple APN's>
    • Bearer: Unspecified
  11. Tap the Menu key.
  12. Tap Save.
  13. Tap the desired APN profile you want to use. The bullet point fills with green next to the APN profile.

 

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. From any Home screen, tap the Menu key.
  2. Tap System settings.
  3. If necessary, tap the Menu key to switch to list view.
  4. Tap Tethering & Networks.
  5. Tap Mobile networks.
  6. Tap Network operators.
  7. Tap Search networks.
  8. Select the network you want to use.

 

Switch 2G / 4G

  1. From any Home screen, tap the Menu key.
  2. Tap System settings.
  3. If necessary, tap the Menu key to switch to list view.
  4. Tap Tethering & Networks.
  5. Tap Mobile networks.
  6. Tap Network mode.
  7. Tap to select one of the following:
    • GSM/WCDMA auto
    • WCDMA only
    • GSM only

 

Turn on / off airplane mode

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

 

  1. Drag down the Quick Settings menu from the top of the screen.
  2. Tap the Airplane mode icon to turn it on or off.
    • On: The icon turns blue.
    • Off: The icon turns gray.

 

Turn on / off data roaming

  1. From any Home screen, tap the Menu key.
  2. Tap System settings.
  3. If necessary, tap the Menu key to switch to list view.
  4. Tap Tethering & Networks.
  5. Tap Mobile networks.
  6. Select the Data roaming check box.

 

Turn on / off mobile data

  1. From any Home screen, tap the Menu key.
  2. Tap System settings.
  3. If necessary, tap the Menu key to switch to list view.
  4. Tap Tethering & Networks.
  5. Tap Mobile networks.
  6. Tap the Mobile data check box to it turn on or off.