Windows folders should be reserved for windows components. You should be able to put the DLLs in the same folder as your application. You may not need to register them there.

>This is one of the things I've tried:
>1.Locate the Command Prompt menu item under Accessories
>2.Right click on Command Prompt.
>3.On the pop-up right click context menu, select “Run as Administrator”.
>4. Type regsvr32 c:\windows\ syswow64\vfp6r.dll OR type c:\windows\syswow64\regsvr32.exe c:\windows\ syswow64\vfp6r.dll