PUK code unlock: LG Optimus F6

Learn how to PUK unlock the LG Optimus F6. 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 one of the following or similar error messages are on the device:

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


Entering PUK codes

  1. Contact Customer Care to request your PUK code.
  2. When the device displays 'SIM card is PUK-Locked. Please contact Customer Care,’ tap Emergency Call.
  3. Enter the following string: **05*PUK*NEWPIN*NEWPIN#.
  4. Tap OK.
  5. Follow any additional prompts.