I've installed some themes in Windows 7 from Microsoft site, couple of themes I mistakenly installed twice and I want to remove the duplicated themes. I dont see any uninstall option for themes. I also checked the C:\Windows\Resources\themes folder however the "Bing Dynamic" theme that i want to uninstall is not present there as well.
In the themes menu there should be an option when you right click on the theme...
Some themes are located at