How to recover if win7 optical drive is missing? Users may rarely use the computer's optical drive, but some users may still use or use images to operate. The following is an introduction to how to restore the lost optical drive in win7. If you don't know how to set it up, just By referring to this method, the problem of missing optical drive that ordinary users encounter can be solved, it is very simple.
1. First press the [win r] key combination on the keyboard to open the run window, and then run Enter [regedit] in the box and click OK to open the Registry Editor.
2. After entering the page, open the [HKEY_LOCAL_MACHINE][System][CurrentControlSet][Services][atapi] options.
3. Then right-click the atapi] option, select [New], and then click [Item].
4. Then right-click the newly created [Controller0] item, select [DWORD (32-bit) value], and name it [EnumDevice1].
5. Then double-click to open the just-named [EnumDevice1] and set the data value to [1].
6. Then close the registry editor and restart the computer. Note here that you still do not see the optical drive icon after restarting the computer. You can open the registry editor again and open [HKEY_LOCAL_MACHINE] [SYSTEM] [CurrentControlSet] [Control] [Class] in order.
7. Then find the [{4D36E965-E325-11CE-BFC1-08002BE10318}] file under the [Class] option.
8. Then find [UpperFilters and LowerFilters] on the right side of the page, right-click to delete, and finally restart the computer to restore the optical drive icon.
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