69. Disable CD Auto Run

Start regedit and navigate to: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet
\Services\Cdrom. Now Create a new registry key of type Dword and name it AutoRun. If the key is already there, just set the value to 0 in order to disable AutoRun. To enable it, change the value to 1. Once it is done, Exit Registry and Reboot.