thanks simox
i had done all the step
but still the phone can't read the sim card..
what should i do now?????
i had converting my phone from k530 to w660
( according to: Converting K610/K618/V630 and K530 to W660. Full Guide! - myForum )
after i had finish the converting and switch on the phone and insert the sim card its appear "configuration error. please contact your network operator or service center" but the thing is i had try the sim on other phone and it's ok.
can anyone help me?????