Nobody with this device on KitKat is willing to do a multitouch test for me?
All you have to do is turn the phone sideways so the app is in landscape mode, touch with two fingers, one on each side of the screen.
Keep one still, move the other ...
Not sure if this is only US versions but this is a list of devices from the official website
www "DOT" samsung "DOT" com/us/support/faq/FAQ00059206/82024/EFC-1G6FFEGSTA :good: