K530i problem - pls help

[sarkumarg]

Hi,

My k530i works fine except the keys 4, 6, 0 & left navigation key. As my warranty had expired, can it be rectified by updating firmware. As i m new to this subject any one help me how to update. Thx in advence

[philzfog]

read this may help
XS++ 3.1 Guide-Flashing, Customizing, Recovering - Top Sony Forums