LG G Flex User Manual page 40

Symbols Entry Keyboard
More Symbols Key - Tap to access additional symbols.
Letters Key - Tap to change the input mode to letters entry.
Emoji Mode - Tap to enter emoji characters.
Space Key - Tap to enter a space.
Enter Key - Tap to move the a new line of text.
Delete Key - Tap to delete characters to the left of the cursor.
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