How to set file associations.

Users questions:Double-click the VCD file, a dialog box appears that speed. How to set file associations. Thank you
Experts answer: far as I know, WindowsMediaPlayer not play vcd format options, but you can choose Open or drag and drop to WindowsMediaPlayer in play, for the suffix vcd dat file, it is recommended not to set the association, its dat file extension is a data and system files, settings related, double-click the suffix for the dat data file, the default player will open and prompt an error or file format does not, and the icon will be changed toUnited player icon.
  • This information provided by the users.Thanks!