In this tutorial, you will learn how to:
• Set a security lock
• Change lock type
• Change lock screen timeout
• Lock and unlock deviceÂ
• Request your device be unlocked from the AT&T network
Set a security lock
1. Swipe down from the
Notification bar with two fingers, then select the
Settings icon.
2. Scroll to and select
Security.
2. Select
Pixel Imprint, then select the desired
backup screen lock method and follow the prompts to complete set up.
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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.
3. Edit
Lock screen notification settings as desired, then select
Done.
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Change lock type
From the Security screen, select Screen lock > enter your current pattern lock > select the desired screen lock type and follow prompts to complete set up.
Change lock screen timeout
1. From the Security screen, select the  Settings icon next to Screen lock.
2. Select Lock after screen timeout, then select the desired timeout duration.
Lock and unlock device
• LOG IN USING THE SECURITY LOCK: If using fingerprint unlock, place your finger on the fingerprint sensor located on the back of the device. To use your backup screen lock, from the lock screen, swipe up from the bottom of the screen then enter your backup 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