Would you like to find out what dvd decoder you are currently using?
Do you know if you have one installed at all?

This can be a good tool for all windows media center users, especially 2005 users. If something is not working after a windows media center 2005 installation, this can be a good troubleshooting tool, among others.

1. Press start button
2. Press "Run.."
3. Type "dvdupgrd /detect"
4. Press ok!