This is one of the situations where members want to help, but we find ourselves in a quandary. There is a forum rule that you need to be aware of. The following is the first line of this rule.
No subject matter will be allowed whose purpose is to defeat existing copyright or security measures.
The problem here is that we have no way of knowing whether you are the legal owner of this computer or someone who is after information on the computer which they do not own. I'm not implying that you are not the legal owner of this computer. But you can see the position this places us in.
Having said that, I can only tell you that the answers are out there, and Google is you friend.