Zte N9137 - Device Security and Privacy; Protecting Your Phone With Screen Locks

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Changing Screen Brightness
1. Swipe up from the bottom of the home screen and tap
Settings > Display > Brightness level
.
2. Drag the slider to manually adjust the screen brightness.
NOTE:
With the proximity and light sensor, your phone can
automatically adjust the screen brightness for available light.
Tap
Adaptive brightness
in the Display settings screen to turn
the feature on or off.
Protecting Your Phone With Screen Locks
You can protect your phone by creating a screen lock. When it
is enabled, you can press and hold a blank area on the screen,
and then draw a pattern or enter a numeric PIN or password to
unlock the phone’s screen and keys.
1. Swipe up from the bottom of the home screen and tap
Settings > Security
.
2. Tap
Screen lock
.
3. Tap
None
,
Long press
,
Pattern
,
PIN
, or
Password
.
• Tap
None
to disable screen lock protection.
• Ta p
Long press
to enable screen lock and allow
unlocking with a ‘press and hold' gesture. You can
unlock the screen by pressing and holding a blank area
on the lock screen.