There are many ways to change the folder icon, but the best way is using MSTech Folder Icon Pro, because of the wide range of choices you can have to change the Icon.
MSTech Folder Icon is the most complete and the best Folder Icon tool that gives you everything you need to create unlimited amazing folder icons and assign them to any folder in the easiest way.
MSTech Folder Icon is an efficient and user-friendly piece of software developed to offer you the means of customizing the looks of your directories' icons, enabling you to work with a wide array of images and colors.
In fact, MSTech Folder Icon is a real Folder Icon Factory, gives you various type of options that make you able to create unlimited folder icons and use suitable icons for your windows folders.
To Read More Please read the software description.