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Click on Class, then look for and click on the following key. HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Class\ģ. Alternatively type Regedit into the Search box.Ģ. Here are the steps to fix the CD or DVD drive not appearing in My Computer problem by removing the UpperFilters and LowerFilters, it’s the same for XP up to Windows 8:ġ. If the filter settings are corrupted or still present in the registry when the software itself has been removed, it could make the drive unavailable in Explorer. Filters are drivers installed by the software and either sit in between the optical drive and its hardware driver (LowerFilters), or between the hardware driver and the application itself (UpperFilters). The issue is related to registry settings that certain applications, especially burning or backup software create. If you ask Microsoft Support or your computer’s manufacturer for help with a missing CD or DVD drive letter in Explorer, one of the first solutions they would offer will likely be this one. There is quite a common fix for this issue which works more often than not. Fixing the Missing Drive Letter using the Registry Here’s a selection of the most common fixes for you to try out if the CD/DVD drive letter is missing from My Computer. Even Device Manager will tell you the drive is still there and functioning correctly with no exclamation marks to denote an issue.īefore you consider replacing the ROM drive because you think it may be faulty, there are some simple solutions which nearly every time will get the drive back showing properly again in My Computer.

There is quite a common issue in Windows where the drive completely disappears from My computer in Explorer as if it has been physically unplugged or has broken down. For many of us, an optical drive is still vitally important, whether it’s for reading from and installing games, writing out your downloads, creating a music CD or making a backup of your system.īecause it behaves just like any other drive attached to your computer, a ROM drive will show up in Windows Explorer and have an assigned drive letter. Partly because small form factor notebooks and hybrid devices are more popular and simply don’t have the room for a CD/DVD ROM drive, and also because mediums like USB flash and portable hard drives are cheap and can be used as a substitute to a CD or DVD to install software. The usage of optical drives has slowly been on the decline for a while now.