extra step to stop autorun when double click drive letter

[stop double click] drive autorun
(virus may autorun , even you use gpedit.msc to stop drive autorun)

[1]
REGEDIT4
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\IniFileMapping\Autorun.inf]
@="@SYS:DoesNotExist"

[2] delete below registry tree about autorun & shell subkey
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2