Can't see Movie Texture Inspector

Unity Engine
1

Hi, when I import a new mp4 video instead of seen the Movie Texture Inspector (Unity - Manual: Movie Textures) it appears only an «Open» button.

2640511--185857--Captura de pantalla 2016-05-18 a las 4.06.43 p.m..png

2

I have the same problem. Try to import .ogv videos instead.