SIM PIN: Nokia Lumia 521

Learn how to lock and unlock the SIM PIN on the Nokia Lumia 521.

 

 

 

Change SIM PIN

  1. From the Start screen, swipe left.
  2. Tap <Settings.
  3. Swipe left to the <applications screen.
  4. Tap <phone.
  5. If necessary, tap the <SIM security slider to turn on and then follow the next 2 steps.
  6. Enter the current SIM PIN.
  7. Tap <enter.
  8. Tap <change SIM PIN.
  9. Enter your current SIM PIN and tap <enter.
  10. Enter the new SIM PIN.
  11. Tap <enter.
  12. Re-enter the new SIM PIN.
  13. Tap <enter.

 

Turn on / off SIM PIN

The SIM PIN code can protect your SIM from being used in other devices. When you turn on the SIM PIN lock, the device prompts you to enter the code after turning it on.

 

  1. From the Start screen, swipe left.
  2. Tap <Settings.
  3. Swipe left to the applications screen.
  4. Tap <phone.
  5. Tap the <SIM security slider to turn on or off.
  6. Enter the SIM PIN.
    <Note: The default SIM PIN is 1234.
  7. Tap <enter.