Secure My Device

Secure My Device

Learn how to lock or unlock your display, set a screen security lock type (intelligent scan, face, iris, fingerprint, pin, password, pattern, or swipe), get your PUK code, or request your device be unlocked from the AT&T network.


Prenote info

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.
In this tutorial, you will learn how to:

• Set a security lock
• Change lock type
• Change lock screen timeout
• Lock and unlock device

Set a security lock

1. Swipe down from the Notification bar, then select the Settings icon

2. Select Lock screen, then select Screen lock type

Image 1

3. Select the desired screen lock type and follow the prompts to complete set up.

Note: If you choose Pattern lock, you will have to factory reset your device if you forget your Pattern lock. Visit the Reset Device tutorial for alternate reset instructions.

Image 2

4. Edit Lock screen notification settings as desired, then select Done.

Image 3

Change lock type

From the Lock screen screen, select Screen lock type > enter your current screen lock > select the new desired screen lock type and follow prompts to complete set up.

Change lock screen timeout

1. From the Lock screen screen, select Secure lock settings.

Note: If you have a screen lock set up, you will be prompted to enter your screen lock to continue.

Image 4

2. Select Lock automatically, then select the desired timer duration.

Image 5

Lock and unlock device

Step 6

• LOG IN USING THE SECURITY LOCK: From the Lock screen, swipe up from the bottom of the screen then enter your current screen lock.
LOCK DEVICE: Press the Power/Lock button located on the right side of the device. 

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