Learn how to perform a PUK code unlock on the T-Mobile Aspect.

PUK code unlock

Related errors include the following

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

To enter a PUK code and unblock the PIN, follow these steps:

  1. Contact Customer Care to request your PUK code. Entering the wrong code can permanently damage your SIM card.
  2. Power on your device.
  3. Enter the following code when prompted: **05*[PUK]*[New PIN]*[New PIN]# and then press the Center select key.
  4. If you enter a PIN code incorrectly several times in a row, the device blocks you from attempting again.

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