Device manager does not show DVD/CD ROM Diver

Hi Rahul,

Thank you for your response.

In order to help you better, could you please confirm a couple of things like:

1. Is the computer connected to a domain?
2. Is the drive showing up under Disk Management?

I suggest you to try the steps mentioned by Geethu B replied on October 30, 2012 from the below link and check if it helps:

http://answers.microsoft.com/en-us/windows/forum/windows_8-hardware/missing-cddvd-drive-for-windows-8-professional/3d4b45cf-646f-4795-b66c-0e881ec87934

NOTE: Important this section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base: 

322756 (http://support.microsoft.com/kb/322756/ )

How to back up and restore the registry in Windows

For your reference follow the below link:

https://support.microsoft.com/en-us/kb/314060?wa=wsignin1.0

Please do let us know if you need further assistance. We will be glad to assist.