@Anonymous You don't need to flash the firmware, I was using an old S10
from EE. You do need to phone o2 though to have them "switch on"the
feature from their end.After that you should be good to go. Hope that
helps.
@Senor_Sam I came across this earlier, unsure if it will help From the
dialling screen: dial 2945#*710#A menu will open, select the top option
'service provider lock'Enter the "NCK" code (you will be given 4
different codes for different purposes, ma...