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Samsung Galaxy A20 - Enable / Disable / Modify SIM PIN

2026-10-22 21:06:52.388

Samsung Galaxy A20 - Enable / Disable / Modify SIM PIN

Here's how to change the SIM PIN for your Galaxy A20 or turn it on or off.
  • Enabling the Subscriber Identity Module (SIM) Personal Identification Number (PIN) locks the SIM card so it can't be used until the correct code is entered.
  • If the incorrect PIN code is entered too many times, refer to Locating the 4G SIM PIN / PUK - My Verizon Website to obtain a new PIN Unblocking Key (PUK).
  1. From a Home screen, swipe up to access the apps screen.
    These instructions only apply to Standard mode and the default Home screen layout.
  2. Navigate:
    Settings Settings icon
    Biometrics and security
    .
  3. Tap
    Other security settings
    .
  4. Tap
    Set up SIM card lock
    .
  5. Tap the
    Lock SIM card switch
     to turn on Switch on or off Switch off.
    To change your SIM PIN, ensure the switch is turned on then do the following:
    1. Tap
      Change SIM card PIN
      .
    2. Enter the current SIM PIN then tap
      OK
      .
      The default SIM PIN is 1111.
    3. Enter a new SIM PIN then tap
      OK
      .
    4. Re-enter the new SIM PIN then tap
      OK
      .
  6. Enter the current SIM PIN then tap
    OK
    .