![background image](http://html.mh-extra.com/html/lava/iris-pro-30/iris-pro-30_user-manual_680340017.webp)
15
2.
Select
Security
, then scroll down to the Screen lock
section.
3.
Set or change your unlock pattern by selecting
Screen lock > Pattern
, as applicable.
4.
Follow the prompts to define your pattern. Note: you
must slide your finger along the screen to create the
pattern, not select individual dots. Connect at least
four dots.
If you unlock your screen, and you want your pattern to be
hidden as you draw it, clear the
Make pattern
visible
check box.
Screen sleep
After a period of inactivity, your screen will go to sleep
(display will turn black). In sleep, your phone uses less
battery power. You can go to
Home
, then tap the
application tab to select
Settings > Display > Sleep
to