Device lock: Samsung T139

Learn how to lock and unlock the Samsung T139.

 

 

 

 

Change device lock password / PIN

 

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

 

  1. From the main screen, select Menu.
  2. Scroll to and select Settings.
  3. Scroll to and select Phone settings.
  4. Scroll to and select Security.
  5. Scroll to and select Check password.
  6. Enter the password.
  7. Select OK.
  8. Re-enter the password.
  9. Select OK.

 

 

Turn on / off device lock

 

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

 

To lock

 

  1. From the main screen, select Menu.
  2. Scroll to and select Settings.
  3. Scroll to and select Phone settings.
  4. Scroll to and select Security.
  5. Select Lock phone.
  6. Scroll to and select Enable.
  7. Enter the password. (default is 8 zeros)
  8. Select OK.

 

To unlock

  1. From the main screen, select Menu.
  2. Scroll to and select Settings.
  3. Scroll to and select Phone settings.
  4. Scroll to and select Security.
  5. Select Lock phone.
  6. Scroll to and select Disable.
  7. Enter the password. (default is 8 zeros)
  8. Select OK.