[hoolio]

1.run "regedit"2.Find "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{E9F81423-211E-46B6-9AE0-38568BC5CF6F}", then delete that.3.Find "HKEY_CLASSES_ROOT\Installer\Products\32418F9EE1126B64A90E8365B85CFCF6", then delete that.
Then to remove Alcohol driver you need to start Regedit then go to HKey_Local_Machine\System\CurrentControlSet\Services here you should find the Keys for the Alcohol Driver in version 1.9.2.1705, 1.9.5.2722 or 1.9.5.2802 a347scsi and a347bus, or in version 1.9.5.3105 vax347s and vax347b, delete these Keys and remove corresponding files from Windows\System32\Drivers folder.
Re boot your PC.