I'd like to turn off Windows 7 (video) thumbnails displayed in Explorer. I found this solution for Windows XP but it doesn't work for Windows 7 ("The module shmedia.dll failed to load").
To disable video thumbnails only, download and run ShellExView (a great system tool from NirSoft). Disable the "MF XXX Property Handler" lines. Close and restart explorer windows. You are done :)
There are a couple of potential options.
Viewand check the first box
Always show icons, never thumbnails
You can customize the way way each folder controls the display of the objects within. Right click on a folder and choose
CustomizeIn the drop down list for
Optimize this folder for, select
Viewtype will work too.