I have a ngage qd, recently i checked its version its o4.1 or something like this can someone tell me what is the LATEST version of software for ngage qd how can i get it ?? can i flash my phone myself??if yes then how to do it?? or if i have to get it done by nokia care then how much time will they take and how much will they charge for it?? One last thing ... I want to lock folders in my ngage qd to get some privacy, is it possible ?? if yes which software to use and how to get it??