Panasonic T31 Upgarde to Kitkat

Hi,

My Mobile
Make : Panasonic
Model: T31
Running : Andoid 4.2.2 (Official rom)

Now i need to Update it to Kitkat , Please help in this in detail

I'm a basic mobile user only.

from xda-developers http://ift.tt/1WHDgE5
via IFTTT