SIM PIN: T-Mobile myTouch 3G

Learn how to lock and unlock the SIM PIN on the T-Mobile myTouch 3G.

 

 

 

 

Change SIM PIN

 

To change the SIM PIN code, follow these steps:

 

  1. From the Home screen, press the Menu key.
  2. Touch Settings.
  3. Touch Location & security.
  4. Touch and slide the menu upward.
  5. Touch Set up SIM card lock.
  6. Touch Change SIM PIN.
  7. Enter the old PIN.    

Note: The default PIN is 1234.

  1. Touch OK.
  2. Enter a new PIN.
  3. Touch OK.
  4. Enter a new PIN again.
  5. Touch OK.

 

 

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.

 

To lock and unlock the SIM card, follow these steps:

 

To lock


  1. From the Home screen, press the Menu key.
  2. Touch Settings.
  3. Touch Location & security.
  4. Touch and slide the menu upward.
  5. Touch Set up SIM card lock.
  6. Touch Lock SIM card.
  7. Enter the SIM PIN.    
    • Note: The default PIN is 1234.
  8. Touch OK.

 

To unlock

  1. From the Home screen, press the Menu key.
  2. Touch Settings.
  3. Touch Security & location.
  4. Touch and slide the menu upward.
  5. Touch Set up SIM card lock.
  6. Touch Lock SIM card.
  7. Enter the SIM PIN.    

Note: The default PIN is 1234.

  1. Touch OK.