Locking The Screen - LG optimus C Guia Del Usuario

Web search using voice command
Press and hold the Search Key
OR
Touch the Microphone icon
When you stop speaking, Google Search by Voice analyzes
your speech and displays the results of your search.

Locking the Screen

You can lock your screen so that only you can unlock it to make
calls, access your data, buy applications, and so on.
Setting an Unlock Pattern
1. From the Home screen, press the Menu Key
2. Touch Settings > Location & security .
3. Touch Set up screen lock (under the Screen unlock section)
> Pattern . The first time you do this, you will see a tutorial
with instructions on how to create an unlock pattern. Touch
Next (twice) to continue.
.
from the Quick Search Box.
The Basics
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