Set up your phone to detect your face or another trusted device before you can unlock the screen.
-
From the
Home screen, tap
.
-
Tap
, and then select and set up a screen lock.
This will be your backup screen lock method.
-
On the
Security screen, tap
Smart Lock.
-
Confirm your screen lock.
-
Choose what you want your phone to detect before it unlocks.
-
Follow the onscreen instructions, and then press to return to the Security screen.
-
Tap
Automatically lock phone, and then specify the idle time before the screen is locked.
To help make Smart Lock more reliable and more secure, you can train
HTC U Play to recognize your face in different situations, such as when you're wearing glasses or sporting a beard.
Tap
Smart Lock, confirm your screen lock, then tap
. Follow the onscreen instructions.