Enable Media Player DVD Playback

This tweak will allow you to play DVD movies using Windows media player. Just follow these steps:

 1. Open the Registry and look for this string:
    HKEY_CURRENT_USER\Software\Microsoft\MediaPlayer\Player\Settings
 2. Right-click in the right pane and select 'New->String Value'
 3. Name the String Value 'EnableDVDUI'
 4. Set the value at 'Yes'
 5. Close regedit and reboot your system

Now you can insert a DVD into your DVD-Rom drive, then open Windows Media player and click on 'File->Open DVD'.