when is hotmail going to make their contact # available via the internet why is there another company showing up as hotmail online tectnology support

whom can I contact if I believe that my microsoft account is being access without my permission and how can I change my e-mail addresshandling its online e-mail issues these people are crooks they mess up your computer then charges you  to supposedly fix it they access your computer without

your permission   is hotmail aware that this company UNOSIS does this