LG LG-H700 - Shortcut Keys; Google Services

Phone Settings 102
QuickButton
You can use the hot key to directly launch apps or turn a feature on
or off.
On the settings screen, tap General
QuickButton.
A See QuickButton for details.
Shortcut keys
You can use the volume keys to directly launch apps when the screen
is turned off or locked.
1
On the settings screen, tap General Shortcut keys.
2
Tap to activate it.
A Press the Volume Down (-) key twice to launch the Camera app
when the screen is locked or turned off. Press the Volume Up
(+) key twice to launch Capture+.
Google services
You can use Google settings to manage your Google apps and
account settings.
On the settings screen, tap General
Google services.
Fingerprints & security
1
On the settings screen, tap General Fingerprints & security.
2
Customize the following settings:
A Lock screen: Allow you to select a screen lock and set its
options.
A Fingerprints: Use your fingerprint to unlock the screen or
content. See
Fingerprint recognition overview for details.
A Content lock: Set the method to lock files in Gallery or
QuickMemo+.