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Learn how to use the Mobile Device Unlock code of the LG K40.

 

 

SIM unlock phone

  1. Check if your device is eligible for unlock: Mobile Wireless Device Unlocking.
  2. From the apps list, tap T-Mobile > Device Unlock.
  3. If prompted, Allow Device Unlock to make and manage calls.
  4. Tap Continue.
  5. Wait while the device connects to the server.
  6. Choose the desired device unlock type:
    • Permanent Unlock: Permanently unlocks the device.
    • Temporary Unlock: Temporarily unlocks device for 30 days. Temporary unlocks must be performed with a mobile data connection. Wi-Fi will not work.
  7. Wait while the device requests the unlock.
  8. If successful, restart the device to apply the settings. You will have a persistent alert in the notification tray until you restart the device.

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