Auto correct is a great feature of the keyboard in any Smartphone. It is quite true that typing in a small keyboard is really bit difficult and especially when you are in hurry. The Auto correct feature has been introduced to avoid all those problems. It can automatically correct the words that you are typing by suggesting some closest words. But if you are facing some issues with this auto correct feature like you are being suggested constantly the wrong words that you do not need at all in your Auto correct dictionary, then the problem can be fixed by blacklisting those unwanted words from the auto correct dictionary. Here is a guide to fix Galaxy Note 4 Autocorrect Keyboard