"Arrange Icons By Type" doesn't work with video files (w2k)

[Zombie2]

"Arrange Icons By Type" doesn't work in the folder where I have my video files. In other folders it works fine. Does anyone know the solution for this problem?

 

[oldman420]

Try "show in groups" also.

 

[Zombie2]

where can I find this "show in groups" option?