can't see Hidden files/folders

I can't see Hidden files/folders in my computer. Even I enable the option "Show hidden files/folders" in "Tools -> Folder Options", its automtically disabled again. Sol: Open regedit and goto: HKEY_CURRENT_USER\Software\Microsoft\Win

dows\CurrentVersion\Explorer\Advanced In right-side pane, change value of "Hidden" to as following: 1 - To show hidden files 2 - To not show hidden files If it doesnt work, then scan your computer with an anti-virus software