Restoring Access to CD ROMs

If after you remove CD Burning software, you can no longer access your CD ROM's,
the following registry keys need to be deleted:

Locate and delete the UpperFilters and LowerFilters values under the following key in the registry:
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Class\{4D36E965-E325-11CE-BFC1-08002BE10318}