PUK code unlock: LG 450

Learn how to PUK unlock the LG 450. If you enter a PIN code incorrectly several times in a row, the device blocks you from attempting again and may also permanently damage your SIM card.




Identifying PUK code error messages

Confirm customers are receiving one of the following or similar error messages on their devices.

  • "PIN code blocked. Enter PUK code."
  • "Enter PUK code"
  • "SIM card locked. Emergency calls only. Please contact Customer Care."


Entering PUK codes

  1. Enter the PUK.
  2. Select OK.
  3. Enter a new PIN.
  4. Select OK.
  5. When Confirm New PIN message displays, re-enter the PIN code.
  6. Select OK.