You may want to disable spell check or auto-correction on the Note 4 because you type in another language and it keeps correcting you which gets annoying. You can disable auto correct same way that other Galaxy devices are disabled. Scroll below and click my other articles on the S5 or S4 on how to do this. It is better to link you than going through this matter again. All touchwhiz devise are similar in the way you disable spell check and auto correction.