1. Go to Notepad (Start --> All Programs -->Accessories --> Notepad).
2. Type the following:
3. After this save the file With the name autorun.inf and slect the option of All Files from below.
4. Now Put this file into your USB drive and Copy the Icon file into USB also.
5. Now unplug the USB & plug again its done
6. Hide the Autorun file and icon file in USB