First of all go to the home screen of kika app as shown like below...Next you will see settings button at the bottom right corner of screen...click on it..
In the next page you will see an option of Advanced Settings..
In advanced settings you can see at the second position where it is written Auto Correction...
Next you need to do is to click on it to see available options....
Here you can see different options. Choose any one according to your need. For this situation click on "Off" to keep the auto correction in typing off.