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..
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In the next page you will see an option of Advanced Settings..
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In advanced settings you can see at the second position where it is written Auto Correction...
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Next you need to do is to click on it to see available options....
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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.