Changing VOB to mpg

Trick: Changing file with .VOB extension to .mpg extension

Method: Believe it or not, you can change most of them by simply changing the extension!

1) My Computer > Tools > Folder Options... > View > uncheck "Hide extension with known file types"
2) Now, the file that you want to change will show its extension ie .VOB
3) Rename it. Eg Movie.VOB to Movie.mpg
4) An message appears stating that "If you change a file name extension, the file may become unusable. Are you sure you want to change it?" Ignore it and just click "Yes"
5) The file name is changed and you have your file in .mpg extension

Exceptions: It does not work for VOB with different chapters.

Glossary:
VOB = Video OBject
mpg = Moving Picture Experts Group