If you are bored seeing the default icon of your usb pendrive and want to change your icon of drive then follow this steps.
( you can do it using a software and without using a software but here i am going to explain only without software method).
Step1: First of all select .ico icon Image File which you want to be the icon of your USB.Copy it to your
USB drive.
Step 2: Copy the Path of that .ico Image file.
Step 3: Now Open Notepad and type
[autorun]
ICON=[path of your icon]
Step 3: Save the File as autorun.inf
Make Sure the file type is “all file type”.it should not create autorun.inf.txt
Step 4: Restart your computer.
you have done!!!!!!!!!!!!!!!!!!!!!!!