PIN & password: T-Mobile Comet

Learn how to lock, unlock, and PUK unlock the T-Mobile Comet. Find out more on this page:

 

Device lock

PUK code unlock

SIM PIN

 

 

Device lock

Change device lock password / PIN

To change device lock password or PIN, follow these steps:

 

  1. From the Home screen, tap the Menu  key.
  2. Tap Settings.
  3. Tap Location & security.
  4. Tap Set up screen lock.
  5. Tap Password.
  6. Enter a password.
  7. Tap Continue.
  8. Enter your password again to confirm.
  9. Tap OK.

 

 

Turn on / off device lock

To turn on or turn off the device lock password or PIN, follow these steps:

 

  1. From the Home screen, tap the Menu  key.
  2. Tap Settings.
  3. Tap Location & security.
  4. Tap Set up screen lock.
  5. Tap None.
  6. Type password.
  7. Tap Ok.

 

 

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PUK code unlock

PUK code unlock

Related errors:

  • 'PIN code blocked. Enter PUK code:'
  • 'Enter PUK code'
  • 'SIM card locked. Emergency calls only. Please contact Customer Care'

 

If you enter a PIN code incorrectly several times in a row, the device blocks you from attempting again. To enter a PUK code and unblock the PIN, follow these steps:

 

Important: You must call Customer Care for the PUK code. Entering the wrong code can permanently damage your SIM card.

 

  1. Contact Customer Care to request your PUK code.
  2. Enter the PUK code.
  3. Tap OK.
  4. Enter a new SIM PIN code.
  5. Tap OK.
  6. Enter the new SIM PIN code again.
  7. Tap OK.

 

 

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SIM PIN

Change SIM PIN

To change the SIM PIN code, follow these steps:

 

  1. From the Home screen, tap the Menu  key.
  2. Tap Settings.
  3. Tap Location & security.
  4. Tap Set up SIM card lock.
  5. Tap Change SIM PIN.
  6. Enter the old SIM PIN code.

Note: The default SIM PIN code is 1234.

  1. Tap Done.
  2. Tap OK.
  3. Enter the new SIM PIN code.
  4. Tap Done.
  5. Tap OK.
  6. Enter the new SIM PIN code again to confirm.
  7. Tap Done.
  8. Tap 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:

 

  1. From the Home screen, tap the Menu  key.
  2. Tap Settings.
  3. Tap Location & security.
  4. Tap Lock SIM card to enable/disable feature
  5. Tap Set up SIM card lock.

 

 

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