Turn use of PIN on or off

The PIN protects your SIM from unauthorised use if your phone should get stolen. If use of PIN is turned on, it needs to be keyed in when you turn on your phone.

Press Settings.
Press Security & privacy.
Press More settings.
Press Encryption and credentials.
Press Set ‹SIM› lock.
Press the indicator next to
Key in your PIN and press OK.
Slide your finger upwards starting from the bottom of the screen to return to the home screen.
  • 1
    Find "Set ‹SIM› lock"
    • Press Settings.
    • Press Security & privacy.
    • Press More settings.
    • Press Encryption and credentials.
    • Press Set ‹SIM› lock.
  • 2
    Turn use of PIN on or off
    • Press the indicator next to "Lock SIM card" to turn the function on or off.
    • Key in your PIN and press OK.
      If the wrong PIN is entered three times in a row, your SIM is blocked. To unblock your SIM, you'll need to key in your PUK. The PUK can be obtained by contacting Customer Service. Please note: If an incorrect PUK is entered ten times in a row, your SIM is blocked permanently. In this case, you need a new SIM from Telstra.
  • 3
    Return to the home screen
    • Slide your finger upwards starting from the bottom of the screen to return to the home screen.