Basics
Using the Samsung keyboard
Changing the keyboard layout
Tap 
→Portrait keyboard types, and then tap Qwerty keyboard or 3x4 keyboard.
On the 3x4 keyboard, a key has three or four characters. To enter a character, tap repeatedly the key corresponding to the character.
Set options for the Samsung 
keyboard.
Enter uppercase. 
Enter numerals and punctuation 
marks.
Delete a preceding character.
Break to the next line.
Enter a space.
Entering uppercase
Tap 
before entering a character. For all caps, tap it twice.
Changing language keyboards
Add languages to the keyboard, and then slide the space key left or right to change language keyboards.
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