LG D855 Quick Start Manual page 60

Dual window
The two split-screen can be viewed at the same time.
1. Touch and hold the Back button to split the screen.
2. Tap or drag app icon you want to use.
: Switch two screens.
: Change to full screen.
NOTE: The Dual Window should be set before you use the function.
1. Tap >
2. Tap the Dual window switch to toggle it On or Off.
18
> Apps tab > Settings > General tab > Dual window.
: View app list.
: Close most recent app.