iam totally new on this device.... I have from my brother to update, but I don't understand to started.
my question is
1. is there a tool to update the firmware of froyo to new version as it is owned by by xperia (flashtool)
2. is phone unlock boatlader? if not how to unlock
3. on xperia device I need falsh kernel first? its same ways for o do that?
hope anyone can help to to figure this.