Media share problem

[buzznick]

I am connect to my WiFI at home, Try to connect via media share to say "Computer or shared netwrok drive? then I want to copy using windows Folder Sharing I select a file under phone files to move to as shared folder I get 192.158.1.101 - select this I get a logon failure wants a re-enter authentication info. I enter all know combinations of user name and password know adn still fails. I am lost. Any clues?