In this tutorial, you will learn how to:

• Set a security lock
• Change lock type
• Change lock screen timeout
• Set Lockdown mode
• Lock the device
• Log in using the security lock
• Request your device be unlocked from the AT&T network

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. 

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

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

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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.

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

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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. 


Request your device be unlocked from the AT&T Network

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 www.att.com/deviceunlock. 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.