Try mo check for update sa cp mo ah. Kung wala, baka wala pang official release ng Kitkat update para sa phone mo. May mga manual update din siguro kang mahahanap sa google pero do at your own risk.
Since 2 years have passed since the last reply in this thread, I am locking it to prevent necroposting. Feel free to start a new thread or contact any forum staff if you want this to be reopened.