Secure My Device
Which device do you want help with?

Secure My Device

Lock or unlock your display, set a screen security lock type (pin, password, pattern) get your PUK code, or request your device be unlocked from the AT&T network.

  1. SET A SECURITY LOCK: Swipe down from the Notification bar twice, then select the Settings icon.
    device 5151/9007010_01.jpg
  2. Select Lock Screen.
    device 5151/9007010_02.jpg
  3. Select Screen lock, then select the desired screen lock type.
    device 5151/9007010_03.jpg
  4. CHANGE LOCK TYPE: Swipe down twice from the Notification bar, then select the Settings icon > Lock Screen > Screen lock > desired screen lock type > follow the prompts to complete set up.
    device 5151/9007010_04.jpg
  5. CHANGE LOCK SCREEN TIMEOUT: From Lock Screen, select the Settings icon > Automatically lock > desired option.
    device 5151/9007010_05.jpg
  6. LOCK THE DEVICE: Press the Power/Lock button on the side of the device.
    Note: To learn more about requesting a device unlock for your AT&T mobile device so that it can operate on another compatible wireless network, visit If your device is locked and is requesting a "PUK" code, click here for instructions on how to obtain your PUK or PUK2 code to unlock your SIM card.
    device 5151/9007010_06.jpg

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