Sometimes in Windows, you may face the following issue: after a reboot, your DVD or Blu-ray drive disappears from the This PC folder! Its drive letter disappears completely, and despite what you may have tried, it does not work. The Device Manager shows an exclamation mark for your optical drive and says the drivers for it cannot be installed. Here is how to fix this issue and get your DVD drive working again.
Warning! These instructions require some basic Registry editing skills. If you are not familiar with Registry Editor, read our Registry Essentials first.
- Open your registry editor (see how)
- Navigate to the following registry key:
Tip: you can access the desired Registry key with one click.
- Create a new subkey here under the 'Atapi' key called Controller0.
- Create a new DWORD value under Controller0 called EnumDevice1 and set it to 1.
- Reboot the PC
After the reboot, your DVD drive should be accessible.
If despite these steps, your DVD drive is still inaccessible or for you, the above keys and values does not work, then follow these steps:
- Open the registry editor again.
- Go to the following key
- Remove the 'UpperFilters' and 'LowerFilters' registry values in the right pane of Registry Editor at this key.
- Reboot the PC again.
Now your DVD drive should be listed again in This PC/Computer folder.