How to Stop OTA KitKat update
I stopped my kitkat update by clearing the android cache, follow these directions: (as told by a samsung employee on a internet chat
Zabrina: Please follow these steps:
Zabrina: 1.Power the device off (remove and re-insert the battery).
Zabrina: 2.Press and hold the Volume Up key and the Home key, then press and hold the Power key.
Zabrina: 3.When the first boot screen displays; release only the Power key.
Zabrina: 4.When the Android system recovery menu displays; release the Volume Up and the Home key.
Zabrina: 5.Navigate with the Volume keys to the wipe cache and press the Power key to select.