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To monitor and control how battery power is being used:
t Tap > > Apps tab > Settings > General tab > About phone > Battery > Battery use.
Battery usage time is displayed on the screen. It tells you how long it has been since you last connected your
phone to a power source or, if currently connected, how long the phone was last running on battery power.
The screen shows the applications or services using battery power, listed in order from the greatest to smallest
amount used.
3. Before installing an open source application and OS
WARNING
If you install and use an OS other than the one provided by the manufacturer it may
cause your phone to malfunction. In addition, your phone will no longer be covered by the
warranty.
WARNING
To protect your phone and personal data, only download applications from trusted
sources, such as Play Store™. If there are improperly installed applications on your
phone, the phone may not work normally or a serious error may occur. You must uninstall
those applications and all associated data and settings from the phone.
4. Using an unlock pattern
Set an unlock pattern to secure your phone. Tap > > Apps tab > Settings > Display tab > Lock
screen > Select screen lock > Pattern. This opens a screen that will guide you through how to draw a screen
unlock pattern. You have to create a Backup PIN as a safety measure in case you forget your unlock pattern.
Caution: Create a Google account before setting an unlock pattern and remember the
Backup PIN you created when creating your pattern lock.
Important notice
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