1.Open command prompt. Go to Windows, then Run, and type "cmd" . Press enter. 2.Type "cd\" and press enter to get to the root directory of c:\ . 3.Type "attrib -h -r -s autorun.inf" and press enter. 4.Type "del autorun.inf" and press enter. 5.Repeat the same process with other drives, type "d:" and do the same thing. then next "e:".and restart your computer. 6.Restart your computer and it's done. Enjoy the freedom to open hard drives on a double click. .For More Information visit http://windows7.iyogi.net/