How To Use SIM Card Protect Settings On Sony Xperia Z3 Compact

How To Use SIM Card Protect Settings On Sony Xperia Z3 Compact

Learnhow to use SIM card protect settings on your Sony Xperia Z3 Compact. You can lock and unlock each SIM card that you use in your device with a PIN (Personal Identity Number). When a SIM card is locked, the subscription linked to the card is protected against misuse, meaning that you have to enter a PIN every time you start your device.

If you enter the PIN incorrectly more times than the maximum number of attempts allowed, your SIM card will become blocked. You then need to enter your PUK (Personal Unblocking Key) and a new PIN. Your PIN and PUK are supplied by your network operator.

To lock or unlock a SIM card

  • From the Home screen, tap Apps icon.
  • Find and tap Settings > Security > Set up SIM card lock.
  • Select a SIM card.
  • Mark or unmark the Lock SIM card checkbox.
  • Enter the SIM card PIN and tap OK.

To change the SIM card PIN

  • From the Home screen, tap Apps icon.
  • Find and tap Settings > Security > Set up SIM card lock.
  • Select SIM1 or SIM2.
  • Tap Change SIM PIN.
  • Enter the old SIM card PIN and tap OK.
  • Enter the new SIM card PIN and tap OK.
  • Re-type the new SIM card PIN and tap OK.

To unlock a blocked SIM card using the PUK code

  • Enter the PUK code and tap Back Key.
  • Enter a new PIN code and tap Back Key.
  • Re-enter the new PIN code and tap Back Key.

Note: If you enter an incorrect PUK code too many times, you need to contact your network operator to get a new SIM card.

Note: Refer here for more information on Sony Xperia Z3 Compact.

Amarnath Natarajan Avatar

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