W995 security problem.

[#1]

hi am using w995.can anyone please tell me how can i lock(with password) the particular folder like messages or photos.And how can i stop recieving calls  from specific person(number) who is disturbing me or simply how can i blacklist the numbers.

[KrazyD]

You willl need what is called a privacy patch which will void your warranty and also costs.

[#3]

i want to put blacklist of my w995 and put lock all my messages and photos and also my video and put also phonelock and cannot open to other people to use my sony ericsson w995 , only me can use my phone