When your hard drive not opening

1:-start à run à cmd

2:-Select hard drive path name as D or E ete.

Type following steps. 

c:\>d:    (enter)

D:\>cd/  (enter)

D:\>attrib-r-h-s autorun.inf (press enter.)

D:\>del autorun.inf  (press enter.)

Then open my computer and open your drive.