What should I do if win7 cannot detect the optical drive?

What should I do if win7 cannot detect the optical drive?

First enter regedit in the computer's run (the windows mark in the lower left corner of the computer), run to open the registry, and make registry adjustments

Then find the file in the path below, and finally find 4D36E965-E325-11CE-BFC1-08002BE10318, and then modify it

## in 4D36E965-E325-11CE-BFC1- Delete UpperFilters and LowerFilters under the 08002BE10318 folder

Then choose to restart the computer, that is, restart the registry service, so that you can re-run the registry

Then insert the CD and check the operation of the CD-ROM drive in My Computer. Generally, you can directly open the content stored in the CD-ROM drive

Notes

Note that when deleting the registry, you need to find the correct deletion. Do not delete the registry information at will

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