DVD ROM missing after an window update

[devildevil87]

Hi ....
I got a problem after I update my window 7 recently..
My DVD rom icon is missing after the update.
Before the update,my dvd rom can be used..
After update,the dvd rom missing.
I try google many way to restore back but fail..

 

[theog]

Try this:
Your CD drive or DVD drive is missing or is not recognized by Windows or other programs
Your CD or DVD drive can't read or write media
The CD drive or the DVD drive does not work as expected on a computer that you upgraded to Windows Vista