Troubleshoot problems with optical drive not being accessed

Sometimes when you uninstall the burn software, there may be a problem with the optical drive not being accessed. How to troubleshoot this problem with no access to the optical drive what do we do? Let me briefly explain how to resolve the problem of not having access to the CD drive.
First Open Registry Editor, locate and delete [Hkey_local_machinesystemcurrentcontrolsetcontrol class{4d36e95-e325-11e-bfc1-080028be10318}, It's OK to reboot the computer after you finish the above operation. Friends who need to be solved go ahead and try it!